1276147920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{279857}}^1$

素因数の和:279892

約数の個数: 80

約数和(自身を含む): 4164287040

約数和(自身を除く): 2888139120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 279857, 559714, 839571, 1119428, 1399285, 1679142, 2238856, 2798570, 3358284, 4197855, 4477712, 5317283, 5597140, 6716568, 8395710, 10634566, 11194280, 13433136, 15951849, 16791420, 21269132, 22388560, 26586415, 31903698, 33582840, 42538264, 53172830, 63807396, 67165680, 79759245, 85076528, 106345660, 127614792, 159518490, 212691320, 255229584, 319036980, 425382640, 638073960, 1276147920]

約数ペア:

[(1, 1276147920), (2, 638073960), (3, 425382640), (4, 319036980), (5, 255229584), (6, 212691320), (8, 159518490), (10, 127614792), (12, 106345660), (15, 85076528), (16, 79759245), (19, 67165680), (20, 63807396), (24, 53172830), (30, 42538264), (38, 33582840), (40, 31903698), (48, 26586415), (57, 22388560), (60, 21269132), (76, 16791420), (80, 15951849), (95, 13433136), (114, 11194280), (120, 10634566), (152, 8395710), (190, 6716568), (228, 5597140), (240, 5317283), (285, 4477712), (304, 4197855), (380, 3358284), (456, 2798570), (570, 2238856), (760, 1679142), (912, 1399285), (1140, 1119428), (1520, 839571), (2280, 559714), (4560, 279857)]