8400780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:396

約数の個数: 96

約数和(自身を含む): 26772480

約数和(自身を除く): 18371700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 54, 60, 90, 94, 108, 135, 141, 180, 188, 235, 270, 282, 331, 423, 470, 540, 564, 662, 705, 846, 940, 993, 1269, 1324, 1410, 1655, 1692, 1986, 2115, 2538, 2820, 2979, 3310, 3972, 4230, 4965, 5076, 5958, 6345, 6620, 8460, 8937, 9930, 11916, 12690, 14895, 15557, 17874, 19860, 25380, 29790, 31114, 35748, 44685, 46671, 59580, 62228, 77785, 89370, 93342, 140013, 155570, 178740, 186684, 233355, 280026, 311140, 420039, 466710, 560052, 700065, 840078, 933420, 1400130, 1680156, 2100195, 2800260, 4200390, 8400780]

約数ペア:

[(1, 8400780), (2, 4200390), (3, 2800260), (4, 2100195), (5, 1680156), (6, 1400130), (9, 933420), (10, 840078), (12, 700065), (15, 560052), (18, 466710), (20, 420039), (27, 311140), (30, 280026), (36, 233355), (45, 186684), (47, 178740), (54, 155570), (60, 140013), (90, 93342), (94, 89370), (108, 77785), (135, 62228), (141, 59580), (180, 46671), (188, 44685), (235, 35748), (270, 31114), (282, 29790), (331, 25380), (423, 19860), (470, 17874), (540, 15557), (564, 14895), (662, 12690), (705, 11916), (846, 9930), (940, 8937), (993, 8460), (1269, 6620), (1324, 6345), (1410, 5958), (1655, 5076), (1692, 4965), (1986, 4230), (2115, 3972), (2538, 3310), (2820, 2979)]