18143880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3217}}^1$

素因数の和:3278

約数の個数: 64

約数和(自身を含む): 55607040

約数和(自身を除く): 37463160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2820, 3217, 5640, 6434, 9651, 12868, 16085, 19302, 25736, 32170, 38604, 48255, 64340, 77208, 96510, 128680, 151199, 193020, 302398, 386040, 453597, 604796, 755995, 907194, 1209592, 1511990, 1814388, 2267985, 3023980, 3628776, 4535970, 6047960, 9071940, 18143880]

約数ペア:

[(1, 18143880), (2, 9071940), (3, 6047960), (4, 4535970), (5, 3628776), (6, 3023980), (8, 2267985), (10, 1814388), (12, 1511990), (15, 1209592), (20, 907194), (24, 755995), (30, 604796), (40, 453597), (47, 386040), (60, 302398), (94, 193020), (120, 151199), (141, 128680), (188, 96510), (235, 77208), (282, 64340), (376, 48255), (470, 38604), (564, 32170), (705, 25736), (940, 19302), (1128, 16085), (1410, 12868), (1880, 9651), (2820, 6434), (3217, 5640)]