381531680

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{140269}}^1$

素因数の和:140301

約数の個数: 48

約数和(自身を含む): 954397080

約数和(自身を除く): 572865400

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 140269, 280538, 561076, 701345, 1122152, 1402690, 2244304, 2384573, 2805380, 4488608, 4769146, 5610760, 9538292, 11221520, 11922865, 19076584, 22443040, 23845730, 38153168, 47691460, 76306336, 95382920, 190765840, 381531680]

約数ペア:

[(1, 381531680), (2, 190765840), (4, 95382920), (5, 76306336), (8, 47691460), (10, 38153168), (16, 23845730), (17, 22443040), (20, 19076584), (32, 11922865), (34, 11221520), (40, 9538292), (68, 5610760), (80, 4769146), (85, 4488608), (136, 2805380), (160, 2384573), (170, 2244304), (272, 1402690), (340, 1122152), (544, 701345), (680, 561076), (1360, 280538), (2720, 140269)]