272323840

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6863}}^1$

素因数の和:6915

約数の個数: 72

約数和(自身を含む): 673440768

約数和(自身を除く): 401116928

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, 6863, 7936, 9920, 13726, 19840, 27452, 34315, 39680, 54904, 68630, 109808, 137260, 212753, 219616, 274520, 425506, 439232, 549040, 851012, 878464, 1063765, 1098080, 1702024, 1756928, 2127530, 2196160, 3404048, 4255060, 4392320, 6808096, 8510120, 8784640, 13616192, 17020240, 27232384, 34040480, 54464768, 68080960, 136161920, 272323840]

約数ペア:

[(1, 272323840), (2, 136161920), (4, 68080960), (5, 54464768), (8, 34040480), (10, 27232384), (16, 17020240), (20, 13616192), (31, 8784640), (32, 8510120), (40, 6808096), (62, 4392320), (64, 4255060), (80, 3404048), (124, 2196160), (128, 2127530), (155, 1756928), (160, 1702024), (248, 1098080), (256, 1063765), (310, 878464), (320, 851012), (496, 549040), (620, 439232), (640, 425506), (992, 274520), (1240, 219616), (1280, 212753), (1984, 137260), (2480, 109808), (3968, 68630), (4960, 54904), (6863, 39680), (7936, 34315), (9920, 27452), (13726, 19840)]