1631610240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{499}}^1$

素因数の和:665

約数の個数: 256

約数和(自身を含む): 5654880000

約数和(自身を除く): 4023269760

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, 64, 65, 78, 80, 96, 104, 120, 128, 130, 131, 156, 160, 192, 195, 208, 240, 260, 262, 312, 320, 384, 390, 393, 416, 480, 499, 520, 524, 624, 640, 655, 780, 786, 832, 960, 998, 1040, 1048, 1248, 1310, 1497, 1560, 1572, 1664, 1703, 1920, 1965, 1996, 2080, 2096, 2495, 2496, 2620, 2994, 3120, 3144, 3406, 3930, 3992, 4160, 4192, 4990, 4992, 5109, 5240, 5988, 6240, 6288, 6487, 6812, 7485, 7860, 7984, 8320, 8384, 8515, 9980, 10218, 10480, 11976, 12480, 12576, 12974, 13624, 14970, 15720, 15968, 16768, 17030, 19461, 19960, 20436, 20960, 23952, 24960, 25152, 25545, 25948, 27248, 29940, 31440, 31936, 32435, 34060, 38922, 39920, 40872, 41920, 47904, 50304, 51090, 51896, 54496, 59880, 62880, 63872, 64870, 65369, 68120, 77844, 79840, 81744, 83840, 95808, 97305, 102180, 103792, 108992, 119760, 125760, 129740, 130738, 136240, 155688, 159680, 163488, 191616, 194610, 196107, 204360, 207584, 217984, 239520, 251520, 259480, 261476, 272480, 311376, 319360, 326845, 326976, 389220, 392214, 408720, 415168, 479040, 518960, 522952, 544960, 622752, 653690, 653952, 778440, 784428, 817440, 830336, 849797, 958080, 980535, 1037920, 1045904, 1089920, 1245504, 1307380, 1556880, 1568856, 1634880, 1699594, 1961070, 2075840, 2091808, 2491008, 2549391, 2614760, 3113760, 3137712, 3269760, 3399188, 3922140, 4151680, 4183616, 4248985, 5098782, 5229520, 6227520, 6275424, 6798376, 7844280, 8367232, 8497970, 10197564, 10459040, 12455040, 12550848, 12746955, 13596752, 15688560, 16995940, 20395128, 20918080, 25101696, 25493910, 27193504, 31377120, 33991880, 40790256, 41836160, 50987820, 54387008, 62754240, 67983760, 81580512, 101975640, 108774016, 125508480, 135967520, 163161024, 203951280, 271935040, 326322048, 407902560, 543870080, 815805120, 1631610240]

約数ペア:

[(1, 1631610240), (2, 815805120), (3, 543870080), (4, 407902560), (5, 326322048), (6, 271935040), (8, 203951280), (10, 163161024), (12, 135967520), (13, 125508480), (15, 108774016), (16, 101975640), (20, 81580512), (24, 67983760), (26, 62754240), (30, 54387008), (32, 50987820), (39, 41836160), (40, 40790256), (48, 33991880), (52, 31377120), (60, 27193504), (64, 25493910), (65, 25101696), (78, 20918080), (80, 20395128), (96, 16995940), (104, 15688560), (120, 13596752), (128, 12746955), (130, 12550848), (131, 12455040), (156, 10459040), (160, 10197564), (192, 8497970), (195, 8367232), (208, 7844280), (240, 6798376), (260, 6275424), (262, 6227520), (312, 5229520), (320, 5098782), (384, 4248985), (390, 4183616), (393, 4151680), (416, 3922140), (480, 3399188), (499, 3269760), (520, 3137712), (524, 3113760), (624, 2614760), (640, 2549391), (655, 2491008), (780, 2091808), (786, 2075840), (832, 1961070), (960, 1699594), (998, 1634880), (1040, 1568856), (1048, 1556880), (1248, 1307380), (1310, 1245504), (1497, 1089920), (1560, 1045904), (1572, 1037920), (1664, 980535), (1703, 958080), (1920, 849797), (1965, 830336), (1996, 817440), (2080, 784428), (2096, 778440), (2495, 653952), (2496, 653690), (2620, 622752), (2994, 544960), (3120, 522952), (3144, 518960), (3406, 479040), (3930, 415168), (3992, 408720), (4160, 392214), (4192, 389220), (4990, 326976), (4992, 326845), (5109, 319360), (5240, 311376), (5988, 272480), (6240, 261476), (6288, 259480), (6487, 251520), (6812, 239520), (7485, 217984), (7860, 207584), (7984, 204360), (8320, 196107), (8384, 194610), (8515, 191616), (9980, 163488), (10218, 159680), (10480, 155688), (11976, 136240), (12480, 130738), (12576, 129740), (12974, 125760), (13624, 119760), (14970, 108992), (15720, 103792), (15968, 102180), (16768, 97305), (17030, 95808), (19461, 83840), (19960, 81744), (20436, 79840), (20960, 77844), (23952, 68120), (24960, 65369), (25152, 64870), (25545, 63872), (25948, 62880), (27248, 59880), (29940, 54496), (31440, 51896), (31936, 51090), (32435, 50304), (34060, 47904), (38922, 41920), (39920, 40872)]