163955960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{3637}}^1$

素因数の和:3685

約数の個数: 96

約数和(自身を含む): 447910560

約数和(自身を除く): 283954600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 92, 98, 115, 140, 161, 184, 196, 230, 245, 280, 322, 392, 460, 490, 644, 805, 920, 980, 1127, 1288, 1610, 1960, 2254, 3220, 3637, 4508, 5635, 6440, 7274, 9016, 11270, 14548, 18185, 22540, 25459, 29096, 36370, 45080, 50918, 72740, 83651, 101836, 127295, 145480, 167302, 178213, 203672, 254590, 334604, 356426, 418255, 509180, 585557, 669208, 712852, 836510, 891065, 1018360, 1171114, 1425704, 1673020, 1782130, 2342228, 2927785, 3346040, 3564260, 4098899, 4684456, 5855570, 7128520, 8197798, 11711140, 16395596, 20494495, 23422280, 32791192, 40988990, 81977980, 163955960]

約数ペア:

[(1, 163955960), (2, 81977980), (4, 40988990), (5, 32791192), (7, 23422280), (8, 20494495), (10, 16395596), (14, 11711140), (20, 8197798), (23, 7128520), (28, 5855570), (35, 4684456), (40, 4098899), (46, 3564260), (49, 3346040), (56, 2927785), (70, 2342228), (92, 1782130), (98, 1673020), (115, 1425704), (140, 1171114), (161, 1018360), (184, 891065), (196, 836510), (230, 712852), (245, 669208), (280, 585557), (322, 509180), (392, 418255), (460, 356426), (490, 334604), (644, 254590), (805, 203672), (920, 178213), (980, 167302), (1127, 145480), (1288, 127295), (1610, 101836), (1960, 83651), (2254, 72740), (3220, 50918), (3637, 45080), (4508, 36370), (5635, 29096), (6440, 25459), (7274, 22540), (9016, 18185), (11270, 14548)]