77883780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3221}}^1$

素因数の和:3277

約数の個数: 96

約数和(自身を含む): 242500608

約数和(自身を除く): 164616828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1612, 1860, 2015, 2418, 3221, 4030, 4836, 6045, 6442, 8060, 9663, 12090, 12884, 16105, 19326, 24180, 32210, 38652, 41873, 48315, 64420, 83746, 96630, 99851, 125619, 167492, 193260, 199702, 209365, 251238, 299553, 399404, 418730, 499255, 502476, 599106, 628095, 837460, 998510, 1198212, 1256190, 1298063, 1497765, 1997020, 2512380, 2596126, 2995530, 3894189, 5192252, 5991060, 6490315, 7788378, 12980630, 15576756, 19470945, 25961260, 38941890, 77883780]

約数ペア:

[(1, 77883780), (2, 38941890), (3, 25961260), (4, 19470945), (5, 15576756), (6, 12980630), (10, 7788378), (12, 6490315), (13, 5991060), (15, 5192252), (20, 3894189), (26, 2995530), (30, 2596126), (31, 2512380), (39, 1997020), (52, 1497765), (60, 1298063), (62, 1256190), (65, 1198212), (78, 998510), (93, 837460), (124, 628095), (130, 599106), (155, 502476), (156, 499255), (186, 418730), (195, 399404), (260, 299553), (310, 251238), (372, 209365), (390, 199702), (403, 193260), (465, 167492), (620, 125619), (780, 99851), (806, 96630), (930, 83746), (1209, 64420), (1612, 48315), (1860, 41873), (2015, 38652), (2418, 32210), (3221, 24180), (4030, 19326), (4836, 16105), (6045, 12884), (6442, 12090), (8060, 9663)]