64751760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{647}}^1$

素因数の和:805

約数の個数: 120

約数和(自身を含む): 219360960

約数和(自身を除く): 154609200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 139, 144, 180, 240, 278, 360, 417, 556, 647, 695, 720, 834, 1112, 1251, 1294, 1390, 1668, 1941, 2085, 2224, 2502, 2588, 2780, 3235, 3336, 3882, 4170, 5004, 5176, 5560, 5823, 6255, 6470, 6672, 7764, 8340, 9705, 10008, 10352, 11120, 11646, 12510, 12940, 15528, 16680, 19410, 20016, 23292, 25020, 25880, 29115, 31056, 33360, 38820, 46584, 50040, 51760, 58230, 77640, 89933, 93168, 100080, 116460, 155280, 179866, 232920, 269799, 359732, 449665, 465840, 539598, 719464, 809397, 899330, 1079196, 1348995, 1438928, 1618794, 1798660, 2158392, 2697990, 3237588, 3597320, 4046985, 4316784, 5395980, 6475176, 7194640, 8093970, 10791960, 12950352, 16187940, 21583920, 32375880, 64751760]

約数ペア:

[(1, 64751760), (2, 32375880), (3, 21583920), (4, 16187940), (5, 12950352), (6, 10791960), (8, 8093970), (9, 7194640), (10, 6475176), (12, 5395980), (15, 4316784), (16, 4046985), (18, 3597320), (20, 3237588), (24, 2697990), (30, 2158392), (36, 1798660), (40, 1618794), (45, 1438928), (48, 1348995), (60, 1079196), (72, 899330), (80, 809397), (90, 719464), (120, 539598), (139, 465840), (144, 449665), (180, 359732), (240, 269799), (278, 232920), (360, 179866), (417, 155280), (556, 116460), (647, 100080), (695, 93168), (720, 89933), (834, 77640), (1112, 58230), (1251, 51760), (1294, 50040), (1390, 46584), (1668, 38820), (1941, 33360), (2085, 31056), (2224, 29115), (2502, 25880), (2588, 25020), (2780, 23292), (3235, 20016), (3336, 19410), (3882, 16680), (4170, 15528), (5004, 12940), (5176, 12510), (5560, 11646), (5823, 11120), (6255, 10352), (6470, 10008), (6672, 9705), (7764, 8340)]