740418900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{189851}}^1$

素因数の和:189881

約数の個数: 72

約数和(自身を含む): 2307081504

約数和(自身を除く): 1566662604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 189851, 379702, 569553, 759404, 949255, 1139106, 1898510, 2278212, 2468063, 2847765, 3797020, 4746275, 4936126, 5695530, 7404189, 9492550, 9872252, 11391060, 12340315, 14238825, 14808378, 18985100, 24680630, 28477650, 29616756, 37020945, 49361260, 56955300, 61701575, 74041890, 123403150, 148083780, 185104725, 246806300, 370209450, 740418900]

約数ペア:

[(1, 740418900), (2, 370209450), (3, 246806300), (4, 185104725), (5, 148083780), (6, 123403150), (10, 74041890), (12, 61701575), (13, 56955300), (15, 49361260), (20, 37020945), (25, 29616756), (26, 28477650), (30, 24680630), (39, 18985100), (50, 14808378), (52, 14238825), (60, 12340315), (65, 11391060), (75, 9872252), (78, 9492550), (100, 7404189), (130, 5695530), (150, 4936126), (156, 4746275), (195, 3797020), (260, 2847765), (300, 2468063), (325, 2278212), (390, 1898510), (650, 1139106), (780, 949255), (975, 759404), (1300, 569553), (1950, 379702), (3900, 189851)]