27968460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1559}}^1$

素因数の和:1607

約数の個数: 96

約数和(自身を含む): 88058880

約数和(自身を除く): 60090420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 195, 230, 260, 276, 299, 345, 390, 460, 598, 690, 780, 897, 1196, 1380, 1495, 1559, 1794, 2990, 3118, 3588, 4485, 4677, 5980, 6236, 7795, 8970, 9354, 15590, 17940, 18708, 20267, 23385, 31180, 35857, 40534, 46770, 60801, 71714, 81068, 93540, 101335, 107571, 121602, 143428, 179285, 202670, 215142, 243204, 304005, 358570, 405340, 430284, 466141, 537855, 608010, 717140, 932282, 1075710, 1216020, 1398423, 1864564, 2151420, 2330705, 2796846, 4661410, 5593692, 6992115, 9322820, 13984230, 27968460]

約数ペア:

[(1, 27968460), (2, 13984230), (3, 9322820), (4, 6992115), (5, 5593692), (6, 4661410), (10, 2796846), (12, 2330705), (13, 2151420), (15, 1864564), (20, 1398423), (23, 1216020), (26, 1075710), (30, 932282), (39, 717140), (46, 608010), (52, 537855), (60, 466141), (65, 430284), (69, 405340), (78, 358570), (92, 304005), (115, 243204), (130, 215142), (138, 202670), (156, 179285), (195, 143428), (230, 121602), (260, 107571), (276, 101335), (299, 93540), (345, 81068), (390, 71714), (460, 60801), (598, 46770), (690, 40534), (780, 35857), (897, 31180), (1196, 23385), (1380, 20267), (1495, 18708), (1559, 17940), (1794, 15590), (2990, 9354), (3118, 8970), (3588, 7795), (4485, 6236), (4677, 5980)]