247937280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{64567}}^1$

素因数の和:64591

約数の個数: 72

約数和(自身を含む): 791861952

約数和(自身を除く): 543924672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 64567, 129134, 193701, 258268, 322835, 387402, 516536, 645670, 774804, 968505, 1033072, 1291340, 1549608, 1937010, 2066144, 2582680, 3099216, 3874020, 4132288, 5165360, 6198432, 7748040, 8264576, 10330720, 12396864, 15496080, 16529152, 20661440, 24793728, 30992160, 41322880, 49587456, 61984320, 82645760, 123968640, 247937280]

約数ペア:

[(1, 247937280), (2, 123968640), (3, 82645760), (4, 61984320), (5, 49587456), (6, 41322880), (8, 30992160), (10, 24793728), (12, 20661440), (15, 16529152), (16, 15496080), (20, 12396864), (24, 10330720), (30, 8264576), (32, 7748040), (40, 6198432), (48, 5165360), (60, 4132288), (64, 3874020), (80, 3099216), (96, 2582680), (120, 2066144), (128, 1937010), (160, 1549608), (192, 1291340), (240, 1033072), (256, 968505), (320, 774804), (384, 645670), (480, 516536), (640, 387402), (768, 322835), (960, 258268), (1280, 193701), (1920, 129134), (3840, 64567)]