280027176

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{587}}^1$

素因数の和:759

約数の個数: 128

約数和(自身を含む): 829785600

約数和(自身を除く): 549758424

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 132, 139, 143, 156, 264, 278, 286, 312, 417, 429, 556, 572, 587, 834, 858, 1112, 1144, 1174, 1529, 1668, 1716, 1761, 1807, 2348, 3058, 3336, 3432, 3522, 3614, 4587, 4696, 5421, 6116, 6457, 7044, 7228, 7631, 9174, 10842, 12232, 12914, 14088, 14456, 15262, 18348, 19371, 19877, 21684, 22893, 25828, 30524, 36696, 38742, 39754, 43368, 45786, 51656, 59631, 61048, 77484, 79508, 81593, 83941, 91572, 119262, 154968, 159016, 163186, 167882, 183144, 238524, 244779, 251823, 326372, 335764, 477048, 489558, 503646, 652744, 671528, 897523, 979116, 1007292, 1060709, 1795046, 1958232, 2014584, 2121418, 2692569, 3182127, 3590092, 4242836, 5385138, 6364254, 7180184, 8485672, 10770276, 11667799, 12728508, 21540552, 23335598, 25457016, 35003397, 46671196, 70006794, 93342392, 140013588, 280027176]

約数ペア:

[(1, 280027176), (2, 140013588), (3, 93342392), (4, 70006794), (6, 46671196), (8, 35003397), (11, 25457016), (12, 23335598), (13, 21540552), (22, 12728508), (24, 11667799), (26, 10770276), (33, 8485672), (39, 7180184), (44, 6364254), (52, 5385138), (66, 4242836), (78, 3590092), (88, 3182127), (104, 2692569), (132, 2121418), (139, 2014584), (143, 1958232), (156, 1795046), (264, 1060709), (278, 1007292), (286, 979116), (312, 897523), (417, 671528), (429, 652744), (556, 503646), (572, 489558), (587, 477048), (834, 335764), (858, 326372), (1112, 251823), (1144, 244779), (1174, 238524), (1529, 183144), (1668, 167882), (1716, 163186), (1761, 159016), (1807, 154968), (2348, 119262), (3058, 91572), (3336, 83941), (3432, 81593), (3522, 79508), (3614, 77484), (4587, 61048), (4696, 59631), (5421, 51656), (6116, 45786), (6457, 43368), (7044, 39754), (7228, 38742), (7631, 36696), (9174, 30524), (10842, 25828), (12232, 22893), (12914, 21684), (14088, 19877), (14456, 19371), (15262, 18348)]