291250930840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{9346949}}^1$

素因数の和:9347020

約数の個数: 64

約数和(自身を含む): 706629420000

約数和(自身を除く): 415378489160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1558, 1640, 3116, 3895, 6232, 7790, 15580, 31160, 9346949, 18693898, 37387796, 46734745, 74775592, 93469490, 177592031, 186938980, 355184062, 373877960, 383224909, 710368124, 766449818, 887960155, 1420736248, 1532899636, 1775920310, 1916124545, 3065799272, 3551840620, 3832249090, 7103681240, 7281273271, 7664498180, 14562546542, 15328996360, 29125093084, 36406366355, 58250186168, 72812732710, 145625465420, 291250930840]

約数ペア:

[(1, 291250930840), (2, 145625465420), (4, 72812732710), (5, 58250186168), (8, 36406366355), (10, 29125093084), (19, 15328996360), (20, 14562546542), (38, 7664498180), (40, 7281273271), (41, 7103681240), (76, 3832249090), (82, 3551840620), (95, 3065799272), (152, 1916124545), (164, 1775920310), (190, 1532899636), (205, 1420736248), (328, 887960155), (380, 766449818), (410, 710368124), (760, 383224909), (779, 373877960), (820, 355184062), (1558, 186938980), (1640, 177592031), (3116, 93469490), (3895, 74775592), (6232, 46734745), (7790, 37387796), (15580, 18693898), (31160, 9346949)]