1308271920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{175843}}^1$

素因数の和:175890

約数の個数: 80

約数和(自身を含む): 4186493952

約数和(自身を除く): 2878222032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 175843, 351686, 527529, 703372, 879215, 1055058, 1406744, 1758430, 2110116, 2637645, 2813488, 3516860, 4220232, 5275290, 5451133, 7033720, 8440464, 10550580, 10902266, 14067440, 16353399, 21101160, 21804532, 27255665, 32706798, 42202320, 43609064, 54511330, 65413596, 81766995, 87218128, 109022660, 130827192, 163533990, 218045320, 261654384, 327067980, 436090640, 654135960, 1308271920]

約数ペア:

[(1, 1308271920), (2, 654135960), (3, 436090640), (4, 327067980), (5, 261654384), (6, 218045320), (8, 163533990), (10, 130827192), (12, 109022660), (15, 87218128), (16, 81766995), (20, 65413596), (24, 54511330), (30, 43609064), (31, 42202320), (40, 32706798), (48, 27255665), (60, 21804532), (62, 21101160), (80, 16353399), (93, 14067440), (120, 10902266), (124, 10550580), (155, 8440464), (186, 7033720), (240, 5451133), (248, 5275290), (310, 4220232), (372, 3516860), (465, 2813488), (496, 2637645), (620, 2110116), (744, 1758430), (930, 1406744), (1240, 1055058), (1488, 879215), (1860, 703372), (2480, 527529), (3720, 351686), (7440, 175843)]