31084560

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:85

約数の個数: 280

約数和(自身を含む): 119539224

約数和(自身を除く): 88454664

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 41, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 82, 90, 104, 108, 117, 120, 123, 130, 135, 144, 156, 162, 164, 180, 195, 205, 208, 216, 234, 240, 243, 246, 260, 270, 312, 324, 328, 351, 360, 369, 390, 405, 410, 432, 468, 486, 492, 520, 533, 540, 585, 615, 624, 648, 656, 702, 720, 729, 738, 780, 810, 820, 936, 972, 984, 1040, 1053, 1066, 1080, 1107, 1170, 1215, 1230, 1296, 1404, 1458, 1476, 1560, 1599, 1620, 1640, 1755, 1845, 1872, 1944, 1968, 2106, 2132, 2160, 2214, 2340, 2430, 2460, 2665, 2808, 2916, 2952, 3120, 3159, 3198, 3240, 3280, 3321, 3510, 3645, 3690, 3888, 4212, 4264, 4428, 4680, 4797, 4860, 4920, 5265, 5330, 5535, 5616, 5832, 5904, 6318, 6396, 6480, 6642, 7020, 7290, 7380, 7995, 8424, 8528, 8856, 9360, 9477, 9594, 9720, 9840, 9963, 10530, 10660, 11070, 11664, 12636, 12792, 13284, 14040, 14391, 14580, 14760, 15795, 15990, 16605, 16848, 17712, 18954, 19188, 19440, 19926, 21060, 21320, 22140, 23985, 25272, 25584, 26568, 28080, 28782, 29160, 29520, 29889, 31590, 31980, 33210, 37908, 38376, 39852, 42120, 42640, 43173, 44280, 47385, 47970, 49815, 50544, 53136, 57564, 58320, 59778, 63180, 63960, 66420, 71955, 75816, 76752, 79704, 84240, 86346, 88560, 94770, 95940, 99630, 115128, 119556, 126360, 127920, 129519, 132840, 143910, 149445, 151632, 159408, 172692, 189540, 191880, 199260, 215865, 230256, 239112, 252720, 259038, 265680, 287820, 298890, 345384, 379080, 383760, 388557, 398520, 431730, 478224, 518076, 575640, 597780, 647595, 690768, 758160, 777114, 797040, 863460, 1036152, 1151280, 1195560, 1295190, 1554228, 1726920, 1942785, 2072304, 2391120, 2590380, 3108456, 3453840, 3885570, 5180760, 6216912, 7771140, 10361520, 15542280, 31084560]

約数ペア:

[(1, 31084560), (2, 15542280), (3, 10361520), (4, 7771140), (5, 6216912), (6, 5180760), (8, 3885570), (9, 3453840), (10, 3108456), (12, 2590380), (13, 2391120), (15, 2072304), (16, 1942785), (18, 1726920), (20, 1554228), (24, 1295190), (26, 1195560), (27, 1151280), (30, 1036152), (36, 863460), (39, 797040), (40, 777114), (41, 758160), (45, 690768), (48, 647595), (52, 597780), (54, 575640), (60, 518076), (65, 478224), (72, 431730), (78, 398520), (80, 388557), (81, 383760), (82, 379080), (90, 345384), (104, 298890), (108, 287820), (117, 265680), (120, 259038), (123, 252720), (130, 239112), (135, 230256), (144, 215865), (156, 199260), (162, 191880), (164, 189540), (180, 172692), (195, 159408), (205, 151632), (208, 149445), (216, 143910), (234, 132840), (240, 129519), (243, 127920), (246, 126360), (260, 119556), (270, 115128), (312, 99630), (324, 95940), (328, 94770), (351, 88560), (360, 86346), (369, 84240), (390, 79704), (405, 76752), (410, 75816), (432, 71955), (468, 66420), (486, 63960), (492, 63180), (520, 59778), (533, 58320), (540, 57564), (585, 53136), (615, 50544), (624, 49815), (648, 47970), (656, 47385), (702, 44280), (720, 43173), (729, 42640), (738, 42120), (780, 39852), (810, 38376), (820, 37908), (936, 33210), (972, 31980), (984, 31590), (1040, 29889), (1053, 29520), (1066, 29160), (1080, 28782), (1107, 28080), (1170, 26568), (1215, 25584), (1230, 25272), (1296, 23985), (1404, 22140), (1458, 21320), (1476, 21060), (1560, 19926), (1599, 19440), (1620, 19188), (1640, 18954), (1755, 17712), (1845, 16848), (1872, 16605), (1944, 15990), (1968, 15795), (2106, 14760), (2132, 14580), (2160, 14391), (2214, 14040), (2340, 13284), (2430, 12792), (2460, 12636), (2665, 11664), (2808, 11070), (2916, 10660), (2952, 10530), (3120, 9963), (3159, 9840), (3198, 9720), (3240, 9594), (3280, 9477), (3321, 9360), (3510, 8856), (3645, 8528), (3690, 8424), (3888, 7995), (4212, 7380), (4264, 7290), (4428, 7020), (4680, 6642), (4797, 6480), (4860, 6396), (4920, 6318), (5265, 5904), (5330, 5832), (5535, 5616)]