78968760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{227}}^1$

素因数の和:477

約数の個数: 128

約数和(自身を含む): 257402880

約数和(自身を除く): 178434120

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, 130, 156, 195, 223, 227, 260, 312, 390, 446, 454, 520, 669, 681, 780, 892, 908, 1115, 1135, 1338, 1362, 1560, 1784, 1816, 2230, 2270, 2676, 2724, 2899, 2951, 3345, 3405, 4460, 4540, 5352, 5448, 5798, 5902, 6690, 6810, 8697, 8853, 8920, 9080, 11596, 11804, 13380, 13620, 14495, 14755, 17394, 17706, 23192, 23608, 26760, 27240, 28990, 29510, 34788, 35412, 43485, 44265, 50621, 57980, 59020, 69576, 70824, 86970, 88530, 101242, 115960, 118040, 151863, 173940, 177060, 202484, 253105, 303726, 347880, 354120, 404968, 506210, 607452, 658073, 759315, 1012420, 1214904, 1316146, 1518630, 1974219, 2024840, 2632292, 3037260, 3290365, 3948438, 5264584, 6074520, 6580730, 7896876, 9871095, 13161460, 15793752, 19742190, 26322920, 39484380, 78968760]

約数ペア:

[(1, 78968760), (2, 39484380), (3, 26322920), (4, 19742190), (5, 15793752), (6, 13161460), (8, 9871095), (10, 7896876), (12, 6580730), (13, 6074520), (15, 5264584), (20, 3948438), (24, 3290365), (26, 3037260), (30, 2632292), (39, 2024840), (40, 1974219), (52, 1518630), (60, 1316146), (65, 1214904), (78, 1012420), (104, 759315), (120, 658073), (130, 607452), (156, 506210), (195, 404968), (223, 354120), (227, 347880), (260, 303726), (312, 253105), (390, 202484), (446, 177060), (454, 173940), (520, 151863), (669, 118040), (681, 115960), (780, 101242), (892, 88530), (908, 86970), (1115, 70824), (1135, 69576), (1338, 59020), (1362, 57980), (1560, 50621), (1784, 44265), (1816, 43485), (2230, 35412), (2270, 34788), (2676, 29510), (2724, 28990), (2899, 27240), (2951, 26760), (3345, 23608), (3405, 23192), (4460, 17706), (4540, 17394), (5352, 14755), (5448, 14495), (5798, 13620), (5902, 13380), (6690, 11804), (6810, 11596), (8697, 9080), (8853, 8920)]