64470900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:362

約数の個数: 144

約数和(自身を含む): 204931328

約数和(自身を除く): 140460428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 61, 65, 75, 78, 100, 122, 130, 150, 156, 183, 195, 244, 260, 271, 300, 305, 325, 366, 390, 542, 610, 650, 732, 780, 793, 813, 915, 975, 1084, 1220, 1300, 1355, 1525, 1586, 1626, 1830, 1950, 2379, 2710, 3050, 3172, 3252, 3523, 3660, 3900, 3965, 4065, 4575, 4758, 5420, 6100, 6775, 7046, 7930, 8130, 9150, 9516, 10569, 11895, 13550, 14092, 15860, 16260, 16531, 17615, 18300, 19825, 20325, 21138, 23790, 27100, 33062, 35230, 39650, 40650, 42276, 47580, 49593, 52845, 59475, 66124, 70460, 79300, 81300, 82655, 88075, 99186, 105690, 118950, 165310, 176150, 198372, 211380, 214903, 237900, 247965, 264225, 330620, 352300, 413275, 429806, 495930, 528450, 644709, 826550, 859612, 991860, 1056900, 1074515, 1239825, 1289418, 1653100, 2149030, 2479650, 2578836, 3223545, 4298060, 4959300, 5372575, 6447090, 10745150, 12894180, 16117725, 21490300, 32235450, 64470900]

約数ペア:

[(1, 64470900), (2, 32235450), (3, 21490300), (4, 16117725), (5, 12894180), (6, 10745150), (10, 6447090), (12, 5372575), (13, 4959300), (15, 4298060), (20, 3223545), (25, 2578836), (26, 2479650), (30, 2149030), (39, 1653100), (50, 1289418), (52, 1239825), (60, 1074515), (61, 1056900), (65, 991860), (75, 859612), (78, 826550), (100, 644709), (122, 528450), (130, 495930), (150, 429806), (156, 413275), (183, 352300), (195, 330620), (244, 264225), (260, 247965), (271, 237900), (300, 214903), (305, 211380), (325, 198372), (366, 176150), (390, 165310), (542, 118950), (610, 105690), (650, 99186), (732, 88075), (780, 82655), (793, 81300), (813, 79300), (915, 70460), (975, 66124), (1084, 59475), (1220, 52845), (1300, 49593), (1355, 47580), (1525, 42276), (1586, 40650), (1626, 39650), (1830, 35230), (1950, 33062), (2379, 27100), (2710, 23790), (3050, 21138), (3172, 20325), (3252, 19825), (3523, 18300), (3660, 17615), (3900, 16531), (3965, 16260), (4065, 15860), (4575, 14092), (4758, 13550), (5420, 11895), (6100, 10569), (6775, 9516), (7046, 9150), (7930, 8130)]