161515560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{20089}}^1$

素因数の和:20170

約数の個数: 64

約数和(自身を含む): 491803200

約数和(自身を除く): 330287640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 120, 134, 201, 268, 335, 402, 536, 670, 804, 1005, 1340, 1608, 2010, 2680, 4020, 8040, 20089, 40178, 60267, 80356, 100445, 120534, 160712, 200890, 241068, 301335, 401780, 482136, 602670, 803560, 1205340, 1345963, 2410680, 2691926, 4037889, 5383852, 6729815, 8075778, 10767704, 13459630, 16151556, 20189445, 26919260, 32303112, 40378890, 53838520, 80757780, 161515560]

約数ペア:

[(1, 161515560), (2, 80757780), (3, 53838520), (4, 40378890), (5, 32303112), (6, 26919260), (8, 20189445), (10, 16151556), (12, 13459630), (15, 10767704), (20, 8075778), (24, 6729815), (30, 5383852), (40, 4037889), (60, 2691926), (67, 2410680), (120, 1345963), (134, 1205340), (201, 803560), (268, 602670), (335, 482136), (402, 401780), (536, 301335), (670, 241068), (804, 200890), (1005, 160712), (1340, 120534), (1608, 100445), (2010, 80356), (2680, 60267), (4020, 40178), (8040, 20089)]