7581080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 18748800

約数和(自身を除く): 11167720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 239, 244, 260, 305, 478, 488, 520, 610, 793, 956, 1195, 1220, 1586, 1912, 2390, 2440, 3107, 3172, 3965, 4780, 6214, 6344, 7930, 9560, 12428, 14579, 15535, 15860, 24856, 29158, 31070, 31720, 58316, 62140, 72895, 116632, 124280, 145790, 189527, 291580, 379054, 583160, 758108, 947635, 1516216, 1895270, 3790540, 7581080]

約数ペア:

[(1, 7581080), (2, 3790540), (4, 1895270), (5, 1516216), (8, 947635), (10, 758108), (13, 583160), (20, 379054), (26, 291580), (40, 189527), (52, 145790), (61, 124280), (65, 116632), (104, 72895), (122, 62140), (130, 58316), (239, 31720), (244, 31070), (260, 29158), (305, 24856), (478, 15860), (488, 15535), (520, 14579), (610, 12428), (793, 9560), (956, 7930), (1195, 6344), (1220, 6214), (1586, 4780), (1912, 3965), (2390, 3172), (2440, 3107)]