647857080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{479}}^1$

素因数の和:543

約数の個数: 288

約数和(自身を含む): 2413756800

約数和(自身を除く): 1765899720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 51, 52, 60, 65, 68, 72, 78, 85, 90, 102, 104, 117, 120, 130, 136, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 289, 306, 312, 340, 360, 390, 408, 442, 468, 479, 510, 520, 578, 585, 612, 663, 680, 765, 780, 867, 884, 936, 958, 1020, 1105, 1156, 1170, 1224, 1326, 1437, 1445, 1530, 1560, 1734, 1768, 1916, 1989, 2040, 2210, 2312, 2340, 2395, 2601, 2652, 2874, 2890, 3060, 3315, 3468, 3757, 3832, 3978, 4311, 4335, 4420, 4680, 4790, 5202, 5304, 5748, 5780, 6120, 6227, 6630, 6936, 7185, 7514, 7956, 8143, 8622, 8670, 8840, 9580, 9945, 10404, 11271, 11496, 11560, 12454, 13005, 13260, 14370, 15028, 15912, 16286, 17244, 17340, 18681, 18785, 19160, 19890, 20808, 21555, 22542, 24429, 24908, 26010, 26520, 28740, 30056, 31135, 32572, 33813, 34488, 34680, 37362, 37570, 39780, 40715, 43110, 45084, 48858, 49816, 52020, 56043, 56355, 57480, 62270, 65144, 67626, 73287, 74724, 75140, 79560, 81430, 86220, 90168, 93405, 97716, 104040, 105859, 112086, 112710, 122145, 124540, 135252, 138431, 146574, 149448, 150280, 162860, 169065, 172440, 186810, 195432, 211718, 224172, 225420, 244290, 249080, 270504, 276862, 280215, 293148, 317577, 325720, 338130, 366435, 373620, 415293, 423436, 448344, 450840, 488580, 529295, 553724, 560430, 586296, 635154, 676260, 692155, 732870, 747240, 830586, 846872, 952731, 977160, 1058590, 1107448, 1120860, 1245879, 1270308, 1352520, 1384310, 1465740, 1587885, 1661172, 1799603, 1905462, 2076465, 2117180, 2241720, 2491758, 2540616, 2768620, 2931480, 3175770, 3322344, 3599206, 3810924, 4152930, 4234360, 4763655, 4983516, 5398809, 5537240, 6229395, 6351540, 7198412, 7621848, 8305860, 8998015, 9527310, 9967032, 10797618, 12458790, 12703080, 14396824, 16196427, 16611720, 17996030, 19054620, 21595236, 24917580, 26994045, 32392854, 35992060, 38109240, 43190472, 49835160, 53988090, 64785708, 71984120, 80982135, 107976180, 129571416, 161964270, 215952360, 323928540, 647857080]

約数ペア:

[(1, 647857080), (2, 323928540), (3, 215952360), (4, 161964270), (5, 129571416), (6, 107976180), (8, 80982135), (9, 71984120), (10, 64785708), (12, 53988090), (13, 49835160), (15, 43190472), (17, 38109240), (18, 35992060), (20, 32392854), (24, 26994045), (26, 24917580), (30, 21595236), (34, 19054620), (36, 17996030), (39, 16611720), (40, 16196427), (45, 14396824), (51, 12703080), (52, 12458790), (60, 10797618), (65, 9967032), (68, 9527310), (72, 8998015), (78, 8305860), (85, 7621848), (90, 7198412), (102, 6351540), (104, 6229395), (117, 5537240), (120, 5398809), (130, 4983516), (136, 4763655), (153, 4234360), (156, 4152930), (170, 3810924), (180, 3599206), (195, 3322344), (204, 3175770), (221, 2931480), (234, 2768620), (255, 2540616), (260, 2491758), (289, 2241720), (306, 2117180), (312, 2076465), (340, 1905462), (360, 1799603), (390, 1661172), (408, 1587885), (442, 1465740), (468, 1384310), (479, 1352520), (510, 1270308), (520, 1245879), (578, 1120860), (585, 1107448), (612, 1058590), (663, 977160), (680, 952731), (765, 846872), (780, 830586), (867, 747240), (884, 732870), (936, 692155), (958, 676260), (1020, 635154), (1105, 586296), (1156, 560430), (1170, 553724), (1224, 529295), (1326, 488580), (1437, 450840), (1445, 448344), (1530, 423436), (1560, 415293), (1734, 373620), (1768, 366435), (1916, 338130), (1989, 325720), (2040, 317577), (2210, 293148), (2312, 280215), (2340, 276862), (2395, 270504), (2601, 249080), (2652, 244290), (2874, 225420), (2890, 224172), (3060, 211718), (3315, 195432), (3468, 186810), (3757, 172440), (3832, 169065), (3978, 162860), (4311, 150280), (4335, 149448), (4420, 146574), (4680, 138431), (4790, 135252), (5202, 124540), (5304, 122145), (5748, 112710), (5780, 112086), (6120, 105859), (6227, 104040), (6630, 97716), (6936, 93405), (7185, 90168), (7514, 86220), (7956, 81430), (8143, 79560), (8622, 75140), (8670, 74724), (8840, 73287), (9580, 67626), (9945, 65144), (10404, 62270), (11271, 57480), (11496, 56355), (11560, 56043), (12454, 52020), (13005, 49816), (13260, 48858), (14370, 45084), (15028, 43110), (15912, 40715), (16286, 39780), (17244, 37570), (17340, 37362), (18681, 34680), (18785, 34488), (19160, 33813), (19890, 32572), (20808, 31135), (21555, 30056), (22542, 28740), (24429, 26520), (24908, 26010)]