72180072

素因数分解:

$2^3\times 3^4\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:237

約数の個数: 160

約数和(自身を含む): 219542400

約数和(自身を除く): 147362328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 29, 36, 46, 54, 58, 69, 72, 81, 87, 92, 108, 116, 138, 162, 167, 174, 184, 207, 216, 232, 261, 276, 324, 334, 348, 414, 501, 522, 552, 621, 648, 667, 668, 696, 783, 828, 1002, 1044, 1242, 1334, 1336, 1503, 1566, 1656, 1863, 2001, 2004, 2088, 2349, 2484, 2668, 3006, 3132, 3726, 3841, 4002, 4008, 4509, 4698, 4843, 4968, 5336, 6003, 6012, 6264, 7452, 7682, 8004, 9018, 9396, 9686, 11523, 12006, 12024, 13527, 14529, 14904, 15364, 16008, 18009, 18036, 18792, 19372, 23046, 24012, 27054, 29058, 30728, 34569, 36018, 36072, 38744, 43587, 46092, 48024, 54027, 54108, 58116, 69138, 72036, 87174, 92184, 103707, 108054, 108216, 111389, 116232, 130761, 138276, 144072, 174348, 207414, 216108, 222778, 261522, 276552, 311121, 334167, 348696, 392283, 414828, 432216, 445556, 523044, 622242, 668334, 784566, 829656, 891112, 1002501, 1046088, 1244484, 1336668, 1569132, 2005002, 2488968, 2673336, 3007503, 3138264, 4010004, 6015006, 8020008, 9022509, 12030012, 18045018, 24060024, 36090036, 72180072]

約数ペア:

[(1, 72180072), (2, 36090036), (3, 24060024), (4, 18045018), (6, 12030012), (8, 9022509), (9, 8020008), (12, 6015006), (18, 4010004), (23, 3138264), (24, 3007503), (27, 2673336), (29, 2488968), (36, 2005002), (46, 1569132), (54, 1336668), (58, 1244484), (69, 1046088), (72, 1002501), (81, 891112), (87, 829656), (92, 784566), (108, 668334), (116, 622242), (138, 523044), (162, 445556), (167, 432216), (174, 414828), (184, 392283), (207, 348696), (216, 334167), (232, 311121), (261, 276552), (276, 261522), (324, 222778), (334, 216108), (348, 207414), (414, 174348), (501, 144072), (522, 138276), (552, 130761), (621, 116232), (648, 111389), (667, 108216), (668, 108054), (696, 103707), (783, 92184), (828, 87174), (1002, 72036), (1044, 69138), (1242, 58116), (1334, 54108), (1336, 54027), (1503, 48024), (1566, 46092), (1656, 43587), (1863, 38744), (2001, 36072), (2004, 36018), (2088, 34569), (2349, 30728), (2484, 29058), (2668, 27054), (3006, 24012), (3132, 23046), (3726, 19372), (3841, 18792), (4002, 18036), (4008, 18009), (4509, 16008), (4698, 15364), (4843, 14904), (4968, 14529), (5336, 13527), (6003, 12024), (6012, 12006), (6264, 11523), (7452, 9686), (7682, 9396), (8004, 9018)]