1431080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 3888000

約数和(自身を除く): 2456920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 269, 280, 380, 532, 538, 665, 760, 1064, 1076, 1330, 1345, 1883, 2152, 2660, 2690, 3766, 5111, 5320, 5380, 7532, 9415, 10222, 10760, 15064, 18830, 20444, 25555, 35777, 37660, 40888, 51110, 71554, 75320, 102220, 143108, 178885, 204440, 286216, 357770, 715540, 1431080]

約数ペア:

[(1, 1431080), (2, 715540), (4, 357770), (5, 286216), (7, 204440), (8, 178885), (10, 143108), (14, 102220), (19, 75320), (20, 71554), (28, 51110), (35, 40888), (38, 37660), (40, 35777), (56, 25555), (70, 20444), (76, 18830), (95, 15064), (133, 10760), (140, 10222), (152, 9415), (190, 7532), (266, 5380), (269, 5320), (280, 5111), (380, 3766), (532, 2690), (538, 2660), (665, 2152), (760, 1883), (1064, 1345), (1076, 1330)]