56421900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{20897}}^1$

素因数の和:20920

約数の個数: 72

約数和(自身を含む): 181394640

約数和(自身を除く): 124972740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 20897, 41794, 62691, 83588, 104485, 125382, 188073, 208970, 250764, 313455, 376146, 417940, 522425, 564219, 626910, 752292, 940365, 1044850, 1128438, 1253820, 1567275, 1880730, 2089700, 2256876, 2821095, 3134550, 3761460, 4701825, 5642190, 6269100, 9403650, 11284380, 14105475, 18807300, 28210950, 56421900]

約数ペア:

[(1, 56421900), (2, 28210950), (3, 18807300), (4, 14105475), (5, 11284380), (6, 9403650), (9, 6269100), (10, 5642190), (12, 4701825), (15, 3761460), (18, 3134550), (20, 2821095), (25, 2256876), (27, 2089700), (30, 1880730), (36, 1567275), (45, 1253820), (50, 1128438), (54, 1044850), (60, 940365), (75, 752292), (90, 626910), (100, 564219), (108, 522425), (135, 417940), (150, 376146), (180, 313455), (225, 250764), (270, 208970), (300, 188073), (450, 125382), (540, 104485), (675, 83588), (900, 62691), (1350, 41794), (2700, 20897)]