1881495840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{9491}}^1$

素因数の和:9575

約数の個数: 192

約数和(自身を含む): 6888913920

約数和(自身を除く): 5007418080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 59, 60, 70, 80, 84, 96, 105, 112, 118, 120, 140, 160, 168, 177, 210, 224, 236, 240, 280, 295, 336, 354, 413, 420, 472, 480, 560, 590, 672, 708, 826, 840, 885, 944, 1120, 1180, 1239, 1416, 1652, 1680, 1770, 1888, 2065, 2360, 2478, 2832, 3304, 3360, 3540, 4130, 4720, 4956, 5664, 6195, 6608, 7080, 8260, 9440, 9491, 9912, 12390, 13216, 14160, 16520, 18982, 19824, 24780, 28320, 28473, 33040, 37964, 39648, 47455, 49560, 56946, 66080, 66437, 75928, 94910, 99120, 113892, 132874, 142365, 151856, 189820, 198240, 199311, 227784, 265748, 284730, 303712, 332185, 379640, 398622, 455568, 531496, 559969, 569460, 664370, 759280, 797244, 911136, 996555, 1062992, 1119938, 1138920, 1328740, 1518560, 1594488, 1679907, 1993110, 2125984, 2239876, 2277840, 2657480, 2799845, 3188976, 3359814, 3919783, 3986220, 4479752, 4555680, 5314960, 5599690, 6377952, 6719628, 7839566, 7972440, 8399535, 8959504, 10629920, 11199380, 11759349, 13439256, 15679132, 15944880, 16799070, 17919008, 19598915, 22398760, 23518698, 26878512, 31358264, 31889760, 33598140, 39197830, 44797520, 47037396, 53757024, 58796745, 62716528, 67196280, 78395660, 89595040, 94074792, 117593490, 125433056, 134392560, 156791320, 188149584, 235186980, 268785120, 313582640, 376299168, 470373960, 627165280, 940747920, 1881495840]

約数ペア:

[(1, 1881495840), (2, 940747920), (3, 627165280), (4, 470373960), (5, 376299168), (6, 313582640), (7, 268785120), (8, 235186980), (10, 188149584), (12, 156791320), (14, 134392560), (15, 125433056), (16, 117593490), (20, 94074792), (21, 89595040), (24, 78395660), (28, 67196280), (30, 62716528), (32, 58796745), (35, 53757024), (40, 47037396), (42, 44797520), (48, 39197830), (56, 33598140), (59, 31889760), (60, 31358264), (70, 26878512), (80, 23518698), (84, 22398760), (96, 19598915), (105, 17919008), (112, 16799070), (118, 15944880), (120, 15679132), (140, 13439256), (160, 11759349), (168, 11199380), (177, 10629920), (210, 8959504), (224, 8399535), (236, 7972440), (240, 7839566), (280, 6719628), (295, 6377952), (336, 5599690), (354, 5314960), (413, 4555680), (420, 4479752), (472, 3986220), (480, 3919783), (560, 3359814), (590, 3188976), (672, 2799845), (708, 2657480), (826, 2277840), (840, 2239876), (885, 2125984), (944, 1993110), (1120, 1679907), (1180, 1594488), (1239, 1518560), (1416, 1328740), (1652, 1138920), (1680, 1119938), (1770, 1062992), (1888, 996555), (2065, 911136), (2360, 797244), (2478, 759280), (2832, 664370), (3304, 569460), (3360, 559969), (3540, 531496), (4130, 455568), (4720, 398622), (4956, 379640), (5664, 332185), (6195, 303712), (6608, 284730), (7080, 265748), (8260, 227784), (9440, 199311), (9491, 198240), (9912, 189820), (12390, 151856), (13216, 142365), (14160, 132874), (16520, 113892), (18982, 99120), (19824, 94910), (24780, 75928), (28320, 66437), (28473, 66080), (33040, 56946), (37964, 49560), (39648, 47455)]