12947280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{739}}^1$

素因数の和:828

約数の個数: 80

約数和(自身を含む): 40741440

約数和(自身を除く): 27794160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 73, 80, 120, 146, 219, 240, 292, 365, 438, 584, 730, 739, 876, 1095, 1168, 1460, 1478, 1752, 2190, 2217, 2920, 2956, 3504, 3695, 4380, 4434, 5840, 5912, 7390, 8760, 8868, 11085, 11824, 14780, 17520, 17736, 22170, 29560, 35472, 44340, 53947, 59120, 88680, 107894, 161841, 177360, 215788, 269735, 323682, 431576, 539470, 647364, 809205, 863152, 1078940, 1294728, 1618410, 2157880, 2589456, 3236820, 4315760, 6473640, 12947280]

約数ペア:

[(1, 12947280), (2, 6473640), (3, 4315760), (4, 3236820), (5, 2589456), (6, 2157880), (8, 1618410), (10, 1294728), (12, 1078940), (15, 863152), (16, 809205), (20, 647364), (24, 539470), (30, 431576), (40, 323682), (48, 269735), (60, 215788), (73, 177360), (80, 161841), (120, 107894), (146, 88680), (219, 59120), (240, 53947), (292, 44340), (365, 35472), (438, 29560), (584, 22170), (730, 17736), (739, 17520), (876, 14780), (1095, 11824), (1168, 11085), (1460, 8868), (1478, 8760), (1752, 7390), (2190, 5912), (2217, 5840), (2920, 4434), (2956, 4380), (3504, 3695)]