640373427720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{206383}}^1$

素因数の和:206446

約数の個数: 384

約数和(自身を含む): 2447384025600

約数和(自身を除く): 1807010597880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 27, 30, 34, 36, 39, 40, 45, 51, 52, 54, 60, 65, 68, 72, 78, 85, 90, 102, 104, 108, 117, 120, 130, 135, 136, 153, 156, 169, 170, 180, 195, 204, 216, 221, 234, 255, 260, 270, 306, 312, 338, 340, 351, 360, 390, 408, 442, 459, 468, 507, 510, 520, 540, 585, 612, 663, 676, 680, 702, 765, 780, 845, 884, 918, 936, 1014, 1020, 1080, 1105, 1170, 1224, 1326, 1352, 1404, 1521, 1530, 1560, 1690, 1755, 1768, 1836, 1989, 2028, 2040, 2210, 2295, 2340, 2535, 2652, 2808, 2873, 3042, 3060, 3315, 3380, 3510, 3672, 3978, 4056, 4420, 4563, 4590, 4680, 5070, 5304, 5746, 5967, 6084, 6120, 6630, 6760, 7020, 7605, 7956, 8619, 8840, 9126, 9180, 9945, 10140, 11492, 11934, 12168, 13260, 14040, 14365, 15210, 15912, 17238, 18252, 18360, 19890, 20280, 22815, 22984, 23868, 25857, 26520, 28730, 29835, 30420, 34476, 36504, 39780, 43095, 45630, 47736, 51714, 57460, 59670, 60840, 68952, 77571, 79560, 86190, 91260, 103428, 114920, 119340, 129285, 155142, 172380, 182520, 206383, 206856, 238680, 258570, 310284, 344760, 387855, 412766, 517140, 619149, 620568, 775710, 825532, 1031915, 1034280, 1238298, 1551420, 1651064, 1857447, 2063830, 2476596, 2682979, 3095745, 3102840, 3508511, 3714894, 4127660, 4953192, 5365958, 5572341, 6191490, 7017022, 7429788, 8048937, 8255320, 9287235, 10525533, 10731916, 11144682, 12382980, 13414895, 14034044, 14859576, 16097874, 17542555, 18574470, 21051066, 21463832, 22289364, 24146811, 24765960, 26829790, 27861705, 28068088, 31576599, 32195748, 34878727, 35085110, 37148940, 40244685, 42102132, 44578728, 45610643, 48293622, 52627665, 53659580, 55723410, 63153198, 64391496, 69757454, 70170220, 72440433, 74297880, 80489370, 84204264, 91221286, 94729797, 96587244, 104636181, 105255330, 107319160, 111446820, 120734055, 126306396, 136831929, 139514908, 140340440, 144880866, 157882995, 160978740, 174393635, 182442572, 189459594, 193174488, 209272362, 210510660, 222893640, 228053215, 241468110, 252612792, 273663858, 279029816, 289761732, 313908543, 315765990, 321957480, 348787270, 362202165, 364885144, 378919188, 410495787, 418544724, 421021320, 456106430, 473648985, 482936220, 523180905, 547327716, 579523464, 592938359, 627817086, 631531980, 684159645, 697574540, 724404330, 757838376, 820991574, 837089448, 912212860, 941725629, 947297970, 965872440, 1046361810, 1094655432, 1185876718, 1231487361, 1255634172, 1263063960, 1368319290, 1395149080, 1448808660, 1569542715, 1641983148, 1778815077, 1824425720, 1883451258, 1894595940, 2052478935, 2092723620, 2371753436, 2462974722, 2511268344, 2736638580, 2897617320, 2964691795, 3139085430, 3283966296, 3557630154, 3766902516, 3789191880, 4104957870, 4185447240, 4708628145, 4743506872, 4925949444, 5336445231, 5473277160, 5929383590, 6157436805, 6278170860, 7115260308, 7533805032, 8209915740, 8894075385, 9417256290, 9851898888, 10672890462, 11858767180, 12314873610, 12556341720, 14230520616, 16009335693, 16419831480, 17788150770, 18834512580, 21345780924, 23717534360, 24629747220, 26682226155, 32018671386, 35576301540, 37669025160, 42691561848, 49259494440, 53364452310, 64037342772, 71152603080, 80046678465, 106728904620, 128074685544, 160093356930, 213457809240, 320186713860, 640373427720]

約数ペア:

[(1, 640373427720), (2, 320186713860), (3, 213457809240), (4, 160093356930), (5, 128074685544), (6, 106728904620), (8, 80046678465), (9, 71152603080), (10, 64037342772), (12, 53364452310), (13, 49259494440), (15, 42691561848), (17, 37669025160), (18, 35576301540), (20, 32018671386), (24, 26682226155), (26, 24629747220), (27, 23717534360), (30, 21345780924), (34, 18834512580), (36, 17788150770), (39, 16419831480), (40, 16009335693), (45, 14230520616), (51, 12556341720), (52, 12314873610), (54, 11858767180), (60, 10672890462), (65, 9851898888), (68, 9417256290), (72, 8894075385), (78, 8209915740), (85, 7533805032), (90, 7115260308), (102, 6278170860), (104, 6157436805), (108, 5929383590), (117, 5473277160), (120, 5336445231), (130, 4925949444), (135, 4743506872), (136, 4708628145), (153, 4185447240), (156, 4104957870), (169, 3789191880), (170, 3766902516), (180, 3557630154), (195, 3283966296), (204, 3139085430), (216, 2964691795), (221, 2897617320), (234, 2736638580), (255, 2511268344), (260, 2462974722), (270, 2371753436), (306, 2092723620), (312, 2052478935), (338, 1894595940), (340, 1883451258), (351, 1824425720), (360, 1778815077), (390, 1641983148), (408, 1569542715), (442, 1448808660), (459, 1395149080), (468, 1368319290), (507, 1263063960), (510, 1255634172), (520, 1231487361), (540, 1185876718), (585, 1094655432), (612, 1046361810), (663, 965872440), (676, 947297970), (680, 941725629), (702, 912212860), (765, 837089448), (780, 820991574), (845, 757838376), (884, 724404330), (918, 697574540), (936, 684159645), (1014, 631531980), (1020, 627817086), (1080, 592938359), (1105, 579523464), (1170, 547327716), (1224, 523180905), (1326, 482936220), (1352, 473648985), (1404, 456106430), (1521, 421021320), (1530, 418544724), (1560, 410495787), (1690, 378919188), (1755, 364885144), (1768, 362202165), (1836, 348787270), (1989, 321957480), (2028, 315765990), (2040, 313908543), (2210, 289761732), (2295, 279029816), (2340, 273663858), (2535, 252612792), (2652, 241468110), (2808, 228053215), (2873, 222893640), (3042, 210510660), (3060, 209272362), (3315, 193174488), (3380, 189459594), (3510, 182442572), (3672, 174393635), (3978, 160978740), (4056, 157882995), (4420, 144880866), (4563, 140340440), (4590, 139514908), (4680, 136831929), (5070, 126306396), (5304, 120734055), (5746, 111446820), (5967, 107319160), (6084, 105255330), (6120, 104636181), (6630, 96587244), (6760, 94729797), (7020, 91221286), (7605, 84204264), (7956, 80489370), (8619, 74297880), (8840, 72440433), (9126, 70170220), (9180, 69757454), (9945, 64391496), (10140, 63153198), (11492, 55723410), (11934, 53659580), (12168, 52627665), (13260, 48293622), (14040, 45610643), (14365, 44578728), (15210, 42102132), (15912, 40244685), (17238, 37148940), (18252, 35085110), (18360, 34878727), (19890, 32195748), (20280, 31576599), (22815, 28068088), (22984, 27861705), (23868, 26829790), (25857, 24765960), (26520, 24146811), (28730, 22289364), (29835, 21463832), (30420, 21051066), (34476, 18574470), (36504, 17542555), (39780, 16097874), (43095, 14859576), (45630, 14034044), (47736, 13414895), (51714, 12382980), (57460, 11144682), (59670, 10731916), (60840, 10525533), (68952, 9287235), (77571, 8255320), (79560, 8048937), (86190, 7429788), (91260, 7017022), (103428, 6191490), (114920, 5572341), (119340, 5365958), (129285, 4953192), (155142, 4127660), (172380, 3714894), (182520, 3508511), (206383, 3102840), (206856, 3095745), (238680, 2682979), (258570, 2476596), (310284, 2063830), (344760, 1857447), (387855, 1651064), (412766, 1551420), (517140, 1238298), (619149, 1034280), (620568, 1031915), (775710, 825532)]