72123480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{467}}^1$

素因数の和:511

約数の個数: 256

約数和(自身を含む): 283046400

約数和(自身を除く): 210922920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 20, 22, 24, 26, 27, 30, 33, 36, 39, 40, 44, 45, 52, 54, 55, 60, 65, 66, 72, 78, 88, 90, 99, 104, 108, 110, 117, 120, 130, 132, 135, 143, 156, 165, 180, 195, 198, 216, 220, 234, 260, 264, 270, 286, 297, 312, 330, 351, 360, 390, 396, 429, 440, 467, 468, 495, 520, 540, 572, 585, 594, 660, 702, 715, 780, 792, 858, 934, 936, 990, 1080, 1144, 1170, 1188, 1287, 1320, 1401, 1404, 1430, 1485, 1560, 1716, 1755, 1868, 1980, 2145, 2335, 2340, 2376, 2574, 2802, 2808, 2860, 2970, 3432, 3510, 3736, 3861, 3960, 4203, 4290, 4670, 4680, 5137, 5148, 5604, 5720, 5940, 6071, 6435, 7005, 7020, 7722, 8406, 8580, 9340, 10274, 10296, 11208, 11880, 12142, 12609, 12870, 14010, 14040, 15411, 15444, 16812, 17160, 18213, 18680, 19305, 20548, 21015, 24284, 25218, 25685, 25740, 28020, 30355, 30822, 30888, 33624, 36426, 38610, 41096, 42030, 46233, 48568, 50436, 51370, 51480, 54639, 56040, 60710, 61644, 63045, 66781, 72852, 77055, 77220, 84060, 91065, 92466, 100872, 102740, 109278, 121420, 123288, 126090, 133562, 138699, 145704, 154110, 154440, 163917, 168120, 182130, 184932, 200343, 205480, 218556, 231165, 242840, 252180, 267124, 273195, 277398, 308220, 327834, 333905, 364260, 369864, 400686, 437112, 462330, 504360, 534248, 546390, 554796, 601029, 616440, 655668, 667810, 693495, 728520, 801372, 819585, 924660, 1001715, 1092780, 1109592, 1202058, 1311336, 1335620, 1386990, 1602744, 1639170, 1803087, 1849320, 2003430, 2185560, 2404116, 2671240, 2773980, 3005145, 3278340, 3606174, 4006860, 4808232, 5547960, 6010290, 6556680, 7212348, 8013720, 9015435, 12020580, 14424696, 18030870, 24041160, 36061740, 72123480]

約数ペア:

[(1, 72123480), (2, 36061740), (3, 24041160), (4, 18030870), (5, 14424696), (6, 12020580), (8, 9015435), (9, 8013720), (10, 7212348), (11, 6556680), (12, 6010290), (13, 5547960), (15, 4808232), (18, 4006860), (20, 3606174), (22, 3278340), (24, 3005145), (26, 2773980), (27, 2671240), (30, 2404116), (33, 2185560), (36, 2003430), (39, 1849320), (40, 1803087), (44, 1639170), (45, 1602744), (52, 1386990), (54, 1335620), (55, 1311336), (60, 1202058), (65, 1109592), (66, 1092780), (72, 1001715), (78, 924660), (88, 819585), (90, 801372), (99, 728520), (104, 693495), (108, 667810), (110, 655668), (117, 616440), (120, 601029), (130, 554796), (132, 546390), (135, 534248), (143, 504360), (156, 462330), (165, 437112), (180, 400686), (195, 369864), (198, 364260), (216, 333905), (220, 327834), (234, 308220), (260, 277398), (264, 273195), (270, 267124), (286, 252180), (297, 242840), (312, 231165), (330, 218556), (351, 205480), (360, 200343), (390, 184932), (396, 182130), (429, 168120), (440, 163917), (467, 154440), (468, 154110), (495, 145704), (520, 138699), (540, 133562), (572, 126090), (585, 123288), (594, 121420), (660, 109278), (702, 102740), (715, 100872), (780, 92466), (792, 91065), (858, 84060), (934, 77220), (936, 77055), (990, 72852), (1080, 66781), (1144, 63045), (1170, 61644), (1188, 60710), (1287, 56040), (1320, 54639), (1401, 51480), (1404, 51370), (1430, 50436), (1485, 48568), (1560, 46233), (1716, 42030), (1755, 41096), (1868, 38610), (1980, 36426), (2145, 33624), (2335, 30888), (2340, 30822), (2376, 30355), (2574, 28020), (2802, 25740), (2808, 25685), (2860, 25218), (2970, 24284), (3432, 21015), (3510, 20548), (3736, 19305), (3861, 18680), (3960, 18213), (4203, 17160), (4290, 16812), (4670, 15444), (4680, 15411), (5137, 14040), (5148, 14010), (5604, 12870), (5720, 12609), (5940, 12142), (6071, 11880), (6435, 11208), (7005, 10296), (7020, 10274), (7722, 9340), (8406, 8580)]