749912320

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18899}}^1$

素因数の和:18951

約数の個数: 72

約数和(自身を含む): 1854316800

約数和(自身を除く): 1104404480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 7936, 9920, 18899, 19840, 37798, 39680, 75596, 94495, 151192, 188990, 302384, 377980, 585869, 604768, 755960, 1171738, 1209536, 1511920, 2343476, 2419072, 2929345, 3023840, 4686952, 4838144, 5858690, 6047680, 9373904, 11717380, 12095360, 18747808, 23434760, 24190720, 37495616, 46869520, 74991232, 93739040, 149982464, 187478080, 374956160, 749912320]

約数ペア:

[(1, 749912320), (2, 374956160), (4, 187478080), (5, 149982464), (8, 93739040), (10, 74991232), (16, 46869520), (20, 37495616), (31, 24190720), (32, 23434760), (40, 18747808), (62, 12095360), (64, 11717380), (80, 9373904), (124, 6047680), (128, 5858690), (155, 4838144), (160, 4686952), (248, 3023840), (256, 2929345), (310, 2419072), (320, 2343476), (496, 1511920), (620, 1209536), (640, 1171738), (992, 755960), (1240, 604768), (1280, 585869), (1984, 377980), (2480, 302384), (3968, 188990), (4960, 151192), (7936, 94495), (9920, 75596), (18899, 39680), (19840, 37798)]