205649040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:389

約数の個数: 160

約数和(自身を含む): 666243072

約数和(自身を除く): 460594032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 131, 155, 186, 211, 240, 248, 262, 310, 372, 393, 422, 465, 496, 524, 620, 633, 655, 744, 786, 844, 930, 1048, 1055, 1240, 1266, 1310, 1488, 1572, 1688, 1860, 1965, 2096, 2110, 2480, 2532, 2620, 3144, 3165, 3376, 3720, 3930, 4061, 4220, 5064, 5240, 6288, 6330, 6541, 7440, 7860, 8122, 8440, 10128, 10480, 12183, 12660, 13082, 15720, 16244, 16880, 19623, 20305, 24366, 25320, 26164, 27641, 31440, 32488, 32705, 39246, 40610, 48732, 50640, 52328, 55282, 60915, 64976, 65410, 78492, 81220, 82923, 97464, 98115, 104656, 110564, 121830, 130820, 138205, 156984, 162440, 165846, 194928, 196230, 221128, 243660, 261640, 276410, 313968, 324880, 331692, 392460, 414615, 442256, 487320, 523280, 552820, 663384, 784920, 829230, 856871, 974640, 1105640, 1326768, 1569840, 1658460, 1713742, 2211280, 2570613, 3316920, 3427484, 4284355, 5141226, 6633840, 6854968, 8568710, 10282452, 12853065, 13709936, 17137420, 20564904, 25706130, 34274840, 41129808, 51412260, 68549680, 102824520, 205649040]

約数ペア:

[(1, 205649040), (2, 102824520), (3, 68549680), (4, 51412260), (5, 41129808), (6, 34274840), (8, 25706130), (10, 20564904), (12, 17137420), (15, 13709936), (16, 12853065), (20, 10282452), (24, 8568710), (30, 6854968), (31, 6633840), (40, 5141226), (48, 4284355), (60, 3427484), (62, 3316920), (80, 2570613), (93, 2211280), (120, 1713742), (124, 1658460), (131, 1569840), (155, 1326768), (186, 1105640), (211, 974640), (240, 856871), (248, 829230), (262, 784920), (310, 663384), (372, 552820), (393, 523280), (422, 487320), (465, 442256), (496, 414615), (524, 392460), (620, 331692), (633, 324880), (655, 313968), (744, 276410), (786, 261640), (844, 243660), (930, 221128), (1048, 196230), (1055, 194928), (1240, 165846), (1266, 162440), (1310, 156984), (1488, 138205), (1572, 130820), (1688, 121830), (1860, 110564), (1965, 104656), (2096, 98115), (2110, 97464), (2480, 82923), (2532, 81220), (2620, 78492), (3144, 65410), (3165, 64976), (3376, 60915), (3720, 55282), (3930, 52328), (4061, 50640), (4220, 48732), (5064, 40610), (5240, 39246), (6288, 32705), (6330, 32488), (6541, 31440), (7440, 27641), (7860, 26164), (8122, 25320), (8440, 24366), (10128, 20305), (10480, 19623), (12183, 16880), (12660, 16244), (13082, 15720)]