26968760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:301

約数の個数: 128

約数和(自身を含む): 77414400

約数和(自身を除く): 50445640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 124, 130, 140, 155, 182, 217, 239, 248, 260, 280, 310, 364, 403, 434, 455, 478, 520, 620, 728, 806, 868, 910, 956, 1085, 1195, 1240, 1612, 1673, 1736, 1820, 1912, 2015, 2170, 2390, 2821, 3107, 3224, 3346, 3640, 4030, 4340, 4780, 5642, 6214, 6692, 7409, 8060, 8365, 8680, 9560, 11284, 12428, 13384, 14105, 14818, 15535, 16120, 16730, 21749, 22568, 24856, 28210, 29636, 31070, 33460, 37045, 43498, 51863, 56420, 59272, 62140, 66920, 74090, 86996, 96317, 103726, 108745, 112840, 124280, 148180, 173992, 192634, 207452, 217490, 259315, 296360, 385268, 414904, 434980, 481585, 518630, 674219, 770536, 869960, 963170, 1037260, 1348438, 1926340, 2074520, 2696876, 3371095, 3852680, 5393752, 6742190, 13484380, 26968760]

約数ペア:

[(1, 26968760), (2, 13484380), (4, 6742190), (5, 5393752), (7, 3852680), (8, 3371095), (10, 2696876), (13, 2074520), (14, 1926340), (20, 1348438), (26, 1037260), (28, 963170), (31, 869960), (35, 770536), (40, 674219), (52, 518630), (56, 481585), (62, 434980), (65, 414904), (70, 385268), (91, 296360), (104, 259315), (124, 217490), (130, 207452), (140, 192634), (155, 173992), (182, 148180), (217, 124280), (239, 112840), (248, 108745), (260, 103726), (280, 96317), (310, 86996), (364, 74090), (403, 66920), (434, 62140), (455, 59272), (478, 56420), (520, 51863), (620, 43498), (728, 37045), (806, 33460), (868, 31070), (910, 29636), (956, 28210), (1085, 24856), (1195, 22568), (1240, 21749), (1612, 16730), (1673, 16120), (1736, 15535), (1820, 14818), (1912, 14105), (2015, 13384), (2170, 12428), (2390, 11284), (2821, 9560), (3107, 8680), (3224, 8365), (3346, 8060), (3640, 7409), (4030, 6692), (4340, 6214), (4780, 5642)]