147918040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{1019}}^1$

素因数の和:1240

約数の個数: 64

約数和(自身を含む): 352512000

約数和(自身を除く): 204593960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 191, 380, 382, 760, 764, 955, 1019, 1528, 1910, 2038, 3629, 3820, 4076, 5095, 7258, 7640, 8152, 10190, 14516, 18145, 19361, 20380, 29032, 36290, 38722, 40760, 72580, 77444, 96805, 145160, 154888, 193610, 194629, 387220, 389258, 774440, 778516, 973145, 1557032, 1946290, 3697951, 3892580, 7395902, 7785160, 14791804, 18489755, 29583608, 36979510, 73959020, 147918040]

約数ペア:

[(1, 147918040), (2, 73959020), (4, 36979510), (5, 29583608), (8, 18489755), (10, 14791804), (19, 7785160), (20, 7395902), (38, 3892580), (40, 3697951), (76, 1946290), (95, 1557032), (152, 973145), (190, 778516), (191, 774440), (380, 389258), (382, 387220), (760, 194629), (764, 193610), (955, 154888), (1019, 145160), (1528, 96805), (1910, 77444), (2038, 72580), (3629, 40760), (3820, 38722), (4076, 36290), (5095, 29032), (7258, 20380), (7640, 19361), (8152, 18145), (10190, 14516)]