15751320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:489

約数の個数: 128

約数和(自身を含む): 53222400

約数和(自身を除く): 37471080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 184, 195, 230, 260, 276, 299, 312, 345, 390, 439, 460, 520, 552, 598, 690, 780, 878, 897, 920, 1196, 1317, 1380, 1495, 1560, 1756, 1794, 2195, 2392, 2634, 2760, 2990, 3512, 3588, 4390, 4485, 5268, 5707, 5980, 6585, 7176, 8780, 8970, 10097, 10536, 11414, 11960, 13170, 17121, 17560, 17940, 20194, 22828, 26340, 28535, 30291, 34242, 35880, 40388, 45656, 50485, 52680, 57070, 60582, 68484, 80776, 85605, 100970, 114140, 121164, 131261, 136968, 151455, 171210, 201940, 228280, 242328, 262522, 302910, 342420, 393783, 403880, 525044, 605820, 656305, 684840, 787566, 1050088, 1211640, 1312610, 1575132, 1968915, 2625220, 3150264, 3937830, 5250440, 7875660, 15751320]

約数ペア:

[(1, 15751320), (2, 7875660), (3, 5250440), (4, 3937830), (5, 3150264), (6, 2625220), (8, 1968915), (10, 1575132), (12, 1312610), (13, 1211640), (15, 1050088), (20, 787566), (23, 684840), (24, 656305), (26, 605820), (30, 525044), (39, 403880), (40, 393783), (46, 342420), (52, 302910), (60, 262522), (65, 242328), (69, 228280), (78, 201940), (92, 171210), (104, 151455), (115, 136968), (120, 131261), (130, 121164), (138, 114140), (156, 100970), (184, 85605), (195, 80776), (230, 68484), (260, 60582), (276, 57070), (299, 52680), (312, 50485), (345, 45656), (390, 40388), (439, 35880), (460, 34242), (520, 30291), (552, 28535), (598, 26340), (690, 22828), (780, 20194), (878, 17940), (897, 17560), (920, 17121), (1196, 13170), (1317, 11960), (1380, 11414), (1495, 10536), (1560, 10097), (1756, 8970), (1794, 8780), (2195, 7176), (2392, 6585), (2634, 5980), (2760, 5707), (2990, 5268), (3512, 4485), (3588, 4390)]