259128480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:479

約数の個数: 192

約数和(自身を含む): 888547968

約数和(自身を除く): 629419488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 131, 156, 160, 195, 208, 240, 260, 262, 312, 317, 390, 393, 416, 480, 520, 524, 624, 634, 655, 780, 786, 951, 1040, 1048, 1248, 1268, 1310, 1560, 1572, 1585, 1703, 1902, 1965, 2080, 2096, 2536, 2620, 3120, 3144, 3170, 3406, 3804, 3930, 4121, 4192, 4755, 5072, 5109, 5240, 6240, 6288, 6340, 6812, 7608, 7860, 8242, 8515, 9510, 10144, 10218, 10480, 12363, 12576, 12680, 13624, 15216, 15720, 16484, 17030, 19020, 20436, 20605, 20960, 24726, 25360, 25545, 27248, 30432, 31440, 32968, 34060, 38040, 40872, 41210, 41527, 49452, 50720, 51090, 54496, 61815, 62880, 65936, 68120, 76080, 81744, 82420, 83054, 98904, 102180, 123630, 124581, 131872, 136240, 152160, 163488, 164840, 166108, 197808, 204360, 207635, 247260, 249162, 272480, 329680, 332216, 395616, 408720, 415270, 494520, 498324, 539851, 622905, 659360, 664432, 817440, 830540, 989040, 996648, 1079702, 1245810, 1328864, 1619553, 1661080, 1978080, 1993296, 2159404, 2491620, 2699255, 3239106, 3322160, 3986592, 4318808, 4983240, 5398510, 6478212, 6644320, 8097765, 8637616, 9966480, 10797020, 12956424, 16195530, 17275232, 19932960, 21594040, 25912848, 32391060, 43188080, 51825696, 64782120, 86376160, 129564240, 259128480]

約数ペア:

[(1, 259128480), (2, 129564240), (3, 86376160), (4, 64782120), (5, 51825696), (6, 43188080), (8, 32391060), (10, 25912848), (12, 21594040), (13, 19932960), (15, 17275232), (16, 16195530), (20, 12956424), (24, 10797020), (26, 9966480), (30, 8637616), (32, 8097765), (39, 6644320), (40, 6478212), (48, 5398510), (52, 4983240), (60, 4318808), (65, 3986592), (78, 3322160), (80, 3239106), (96, 2699255), (104, 2491620), (120, 2159404), (130, 1993296), (131, 1978080), (156, 1661080), (160, 1619553), (195, 1328864), (208, 1245810), (240, 1079702), (260, 996648), (262, 989040), (312, 830540), (317, 817440), (390, 664432), (393, 659360), (416, 622905), (480, 539851), (520, 498324), (524, 494520), (624, 415270), (634, 408720), (655, 395616), (780, 332216), (786, 329680), (951, 272480), (1040, 249162), (1048, 247260), (1248, 207635), (1268, 204360), (1310, 197808), (1560, 166108), (1572, 164840), (1585, 163488), (1703, 152160), (1902, 136240), (1965, 131872), (2080, 124581), (2096, 123630), (2536, 102180), (2620, 98904), (3120, 83054), (3144, 82420), (3170, 81744), (3406, 76080), (3804, 68120), (3930, 65936), (4121, 62880), (4192, 61815), (4755, 54496), (5072, 51090), (5109, 50720), (5240, 49452), (6240, 41527), (6288, 41210), (6340, 40872), (6812, 38040), (7608, 34060), (7860, 32968), (8242, 31440), (8515, 30432), (9510, 27248), (10144, 25545), (10218, 25360), (10480, 24726), (12363, 20960), (12576, 20605), (12680, 20436), (13624, 19020), (15216, 17030), (15720, 16484)]