281924760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1423}}^1$

素因数の和:1577

約数の個数: 128

約数和(自身を含む): 918650880

約数和(自身を除く): 636726120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 127, 130, 156, 195, 254, 260, 312, 381, 390, 508, 520, 635, 762, 780, 1016, 1270, 1423, 1524, 1560, 1651, 1905, 2540, 2846, 3048, 3302, 3810, 4269, 4953, 5080, 5692, 6604, 7115, 7620, 8255, 8538, 9906, 11384, 13208, 14230, 15240, 16510, 17076, 18499, 19812, 21345, 24765, 28460, 33020, 34152, 36998, 39624, 42690, 49530, 55497, 56920, 66040, 73996, 85380, 92495, 99060, 110994, 147992, 170760, 180721, 184990, 198120, 221988, 277485, 361442, 369980, 443976, 542163, 554970, 722884, 739960, 903605, 1084326, 1109940, 1445768, 1807210, 2168652, 2219880, 2349373, 2710815, 3614420, 4337304, 4698746, 5421630, 7048119, 7228840, 9397492, 10843260, 11746865, 14096238, 18794984, 21686520, 23493730, 28192476, 35240595, 46987460, 56384952, 70481190, 93974920, 140962380, 281924760]

約数ペア:

[(1, 281924760), (2, 140962380), (3, 93974920), (4, 70481190), (5, 56384952), (6, 46987460), (8, 35240595), (10, 28192476), (12, 23493730), (13, 21686520), (15, 18794984), (20, 14096238), (24, 11746865), (26, 10843260), (30, 9397492), (39, 7228840), (40, 7048119), (52, 5421630), (60, 4698746), (65, 4337304), (78, 3614420), (104, 2710815), (120, 2349373), (127, 2219880), (130, 2168652), (156, 1807210), (195, 1445768), (254, 1109940), (260, 1084326), (312, 903605), (381, 739960), (390, 722884), (508, 554970), (520, 542163), (635, 443976), (762, 369980), (780, 361442), (1016, 277485), (1270, 221988), (1423, 198120), (1524, 184990), (1560, 180721), (1651, 170760), (1905, 147992), (2540, 110994), (2846, 99060), (3048, 92495), (3302, 85380), (3810, 73996), (4269, 66040), (4953, 56920), (5080, 55497), (5692, 49530), (6604, 42690), (7115, 39624), (7620, 36998), (8255, 34152), (8538, 33020), (9906, 28460), (11384, 24765), (13208, 21345), (14230, 19812), (15240, 18499), (16510, 17076)]