205835760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21991}}^1$

素因数の和:22023

約数の個数: 120

約数和(自身を含む): 744473184

約数和(自身を除く): 538637424

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 21991, 43982, 65973, 87964, 109955, 131946, 175928, 197919, 219910, 263892, 285883, 329865, 351856, 395838, 439820, 527784, 571766, 659730, 791676, 857649, 879640, 989595, 1055568, 1143532, 1319460, 1429415, 1583352, 1715298, 1759280, 1979190, 2287064, 2572947, 2638920, 2858830, 3166704, 3430596, 3958380, 4288245, 4574128, 5145894, 5277840, 5717660, 6861192, 7916760, 8576490, 10291788, 11435320, 12864735, 13722384, 15833520, 17152980, 20583576, 22870640, 25729470, 34305960, 41167152, 51458940, 68611920, 102917880, 205835760]

約数ペア:

[(1, 205835760), (2, 102917880), (3, 68611920), (4, 51458940), (5, 41167152), (6, 34305960), (8, 25729470), (9, 22870640), (10, 20583576), (12, 17152980), (13, 15833520), (15, 13722384), (16, 12864735), (18, 11435320), (20, 10291788), (24, 8576490), (26, 7916760), (30, 6861192), (36, 5717660), (39, 5277840), (40, 5145894), (45, 4574128), (48, 4288245), (52, 3958380), (60, 3430596), (65, 3166704), (72, 2858830), (78, 2638920), (80, 2572947), (90, 2287064), (104, 1979190), (117, 1759280), (120, 1715298), (130, 1583352), (144, 1429415), (156, 1319460), (180, 1143532), (195, 1055568), (208, 989595), (234, 879640), (240, 857649), (260, 791676), (312, 659730), (360, 571766), (390, 527784), (468, 439820), (520, 395838), (585, 351856), (624, 329865), (720, 285883), (780, 263892), (936, 219910), (1040, 197919), (1170, 175928), (1560, 131946), (1872, 109955), (2340, 87964), (3120, 65973), (4680, 43982), (9360, 21991)]