72206680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:353

約数の個数: 128

約数和(自身を含む): 203212800

約数和(自身を除く): 131006120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 83, 91, 104, 130, 140, 166, 182, 239, 260, 280, 332, 364, 415, 455, 478, 520, 581, 664, 728, 830, 910, 956, 1079, 1162, 1195, 1660, 1673, 1820, 1912, 2158, 2324, 2390, 2905, 3107, 3320, 3346, 3640, 4316, 4648, 4780, 5395, 5810, 6214, 6692, 7553, 8365, 8632, 9560, 10790, 11620, 12428, 13384, 15106, 15535, 16730, 19837, 21580, 21749, 23240, 24856, 30212, 31070, 33460, 37765, 39674, 43160, 43498, 60424, 62140, 66920, 75530, 79348, 86996, 99185, 108745, 124280, 138859, 151060, 158696, 173992, 198370, 217490, 257881, 277718, 302120, 396740, 434980, 515762, 555436, 694295, 793480, 869960, 1031524, 1110872, 1289405, 1388590, 1805167, 2063048, 2578810, 2777180, 3610334, 5157620, 5554360, 7220668, 9025835, 10315240, 14441336, 18051670, 36103340, 72206680]

約数ペア:

[(1, 72206680), (2, 36103340), (4, 18051670), (5, 14441336), (7, 10315240), (8, 9025835), (10, 7220668), (13, 5554360), (14, 5157620), (20, 3610334), (26, 2777180), (28, 2578810), (35, 2063048), (40, 1805167), (52, 1388590), (56, 1289405), (65, 1110872), (70, 1031524), (83, 869960), (91, 793480), (104, 694295), (130, 555436), (140, 515762), (166, 434980), (182, 396740), (239, 302120), (260, 277718), (280, 257881), (332, 217490), (364, 198370), (415, 173992), (455, 158696), (478, 151060), (520, 138859), (581, 124280), (664, 108745), (728, 99185), (830, 86996), (910, 79348), (956, 75530), (1079, 66920), (1162, 62140), (1195, 60424), (1660, 43498), (1673, 43160), (1820, 39674), (1912, 37765), (2158, 33460), (2324, 31070), (2390, 30212), (2905, 24856), (3107, 23240), (3320, 21749), (3346, 21580), (3640, 19837), (4316, 16730), (4648, 15535), (4780, 15106), (5395, 13384), (5810, 12428), (6214, 11620), (6692, 10790), (7553, 9560), (8365, 8632)]