205451640

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{919}}^1$

素因数の和:968

約数の個数: 192

約数和(自身を含む): 723340800

約数和(自身を除く): 517889160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 81, 90, 92, 108, 115, 120, 135, 138, 162, 180, 184, 207, 216, 230, 243, 270, 276, 324, 345, 360, 405, 414, 460, 486, 540, 552, 621, 648, 690, 810, 828, 919, 920, 972, 1035, 1080, 1215, 1242, 1380, 1620, 1656, 1838, 1863, 1944, 2070, 2430, 2484, 2757, 2760, 3105, 3240, 3676, 3726, 4140, 4595, 4860, 4968, 5514, 5589, 6210, 7352, 7452, 8271, 8280, 9190, 9315, 9720, 11028, 11178, 12420, 13785, 14904, 16542, 18380, 18630, 21137, 22056, 22356, 24813, 24840, 27570, 27945, 33084, 36760, 37260, 41355, 42274, 44712, 49626, 55140, 55890, 63411, 66168, 74439, 74520, 82710, 84548, 99252, 105685, 110280, 111780, 124065, 126822, 148878, 165420, 169096, 190233, 198504, 211370, 223317, 223560, 248130, 253644, 297756, 317055, 330840, 372195, 380466, 422740, 446634, 496260, 507288, 570699, 595512, 634110, 744390, 760932, 845480, 893268, 951165, 992520, 1116585, 1141398, 1268220, 1488780, 1521864, 1712097, 1786536, 1902330, 2233170, 2282796, 2536440, 2853495, 2977560, 3424194, 3804660, 4466340, 4565592, 5136291, 5706990, 6848388, 7609320, 8560485, 8932680, 10272582, 11413980, 13696776, 17120970, 20545164, 22827960, 25681455, 34241940, 41090328, 51362910, 68483880, 102725820, 205451640]

約数ペア:

[(1, 205451640), (2, 102725820), (3, 68483880), (4, 51362910), (5, 41090328), (6, 34241940), (8, 25681455), (9, 22827960), (10, 20545164), (12, 17120970), (15, 13696776), (18, 11413980), (20, 10272582), (23, 8932680), (24, 8560485), (27, 7609320), (30, 6848388), (36, 5706990), (40, 5136291), (45, 4565592), (46, 4466340), (54, 3804660), (60, 3424194), (69, 2977560), (72, 2853495), (81, 2536440), (90, 2282796), (92, 2233170), (108, 1902330), (115, 1786536), (120, 1712097), (135, 1521864), (138, 1488780), (162, 1268220), (180, 1141398), (184, 1116585), (207, 992520), (216, 951165), (230, 893268), (243, 845480), (270, 760932), (276, 744390), (324, 634110), (345, 595512), (360, 570699), (405, 507288), (414, 496260), (460, 446634), (486, 422740), (540, 380466), (552, 372195), (621, 330840), (648, 317055), (690, 297756), (810, 253644), (828, 248130), (919, 223560), (920, 223317), (972, 211370), (1035, 198504), (1080, 190233), (1215, 169096), (1242, 165420), (1380, 148878), (1620, 126822), (1656, 124065), (1838, 111780), (1863, 110280), (1944, 105685), (2070, 99252), (2430, 84548), (2484, 82710), (2757, 74520), (2760, 74439), (3105, 66168), (3240, 63411), (3676, 55890), (3726, 55140), (4140, 49626), (4595, 44712), (4860, 42274), (4968, 41355), (5514, 37260), (5589, 36760), (6210, 33084), (7352, 27945), (7452, 27570), (8271, 24840), (8280, 24813), (9190, 22356), (9315, 22056), (9720, 21137), (11028, 18630), (11178, 18380), (12420, 16542), (13785, 14904)]