1638992400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{19237}}^1$

素因数の和:19329

約数の個数: 120

約数和(自身を含む): 5324462784

約数和(自身を除く): 3685470384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 71, 75, 80, 100, 120, 142, 150, 200, 213, 240, 284, 300, 355, 400, 426, 568, 600, 710, 852, 1065, 1136, 1200, 1420, 1704, 1775, 2130, 2840, 3408, 3550, 4260, 5325, 5680, 7100, 8520, 10650, 14200, 17040, 19237, 21300, 28400, 38474, 42600, 57711, 76948, 85200, 96185, 115422, 153896, 192370, 230844, 288555, 307792, 384740, 461688, 480925, 577110, 769480, 923376, 961850, 1154220, 1365827, 1442775, 1538960, 1923700, 2308440, 2731654, 2885550, 3847400, 4097481, 4616880, 5463308, 5771100, 6829135, 7694800, 8194962, 10926616, 11542200, 13658270, 16389924, 20487405, 21853232, 23084400, 27316540, 32779848, 34145675, 40974810, 54633080, 65559696, 68291350, 81949620, 102437025, 109266160, 136582700, 163899240, 204874050, 273165400, 327798480, 409748100, 546330800, 819496200, 1638992400]

約数ペア:

[(1, 1638992400), (2, 819496200), (3, 546330800), (4, 409748100), (5, 327798480), (6, 273165400), (8, 204874050), (10, 163899240), (12, 136582700), (15, 109266160), (16, 102437025), (20, 81949620), (24, 68291350), (25, 65559696), (30, 54633080), (40, 40974810), (48, 34145675), (50, 32779848), (60, 27316540), (71, 23084400), (75, 21853232), (80, 20487405), (100, 16389924), (120, 13658270), (142, 11542200), (150, 10926616), (200, 8194962), (213, 7694800), (240, 6829135), (284, 5771100), (300, 5463308), (355, 4616880), (400, 4097481), (426, 3847400), (568, 2885550), (600, 2731654), (710, 2308440), (852, 1923700), (1065, 1538960), (1136, 1442775), (1200, 1365827), (1420, 1154220), (1704, 961850), (1775, 923376), (2130, 769480), (2840, 577110), (3408, 480925), (3550, 461688), (4260, 384740), (5325, 307792), (5680, 288555), (7100, 230844), (8520, 192370), (10650, 153896), (14200, 115422), (17040, 96185), (19237, 85200), (21300, 76948), (28400, 57711), (38474, 42600)]