82071920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:307

約数の個数: 160

約数和(自身を含む): 238163328

約数和(自身を除く): 156091408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 37, 40, 56, 68, 70, 74, 80, 85, 112, 119, 136, 140, 148, 170, 185, 233, 238, 259, 272, 280, 296, 340, 370, 466, 476, 518, 560, 592, 595, 629, 680, 740, 932, 952, 1036, 1165, 1190, 1258, 1295, 1360, 1480, 1631, 1864, 1904, 2072, 2330, 2380, 2516, 2590, 2960, 3145, 3262, 3728, 3961, 4144, 4403, 4660, 4760, 5032, 5180, 6290, 6524, 7922, 8155, 8621, 8806, 9320, 9520, 10064, 10360, 12580, 13048, 15844, 16310, 17242, 17612, 18640, 19805, 20720, 22015, 25160, 26096, 27727, 31688, 32620, 34484, 35224, 39610, 43105, 44030, 50320, 55454, 60347, 63376, 65240, 68968, 70448, 79220, 86210, 88060, 110908, 120694, 130480, 137936, 138635, 146557, 158440, 172420, 176120, 221816, 241388, 277270, 293114, 301735, 316880, 344840, 352240, 443632, 482776, 554540, 586228, 603470, 689680, 732785, 965552, 1025899, 1109080, 1172456, 1206940, 1465570, 2051798, 2218160, 2344912, 2413880, 2931140, 4103596, 4827760, 5129495, 5862280, 8207192, 10258990, 11724560, 16414384, 20517980, 41035960, 82071920]

約数ペア:

[(1, 82071920), (2, 41035960), (4, 20517980), (5, 16414384), (7, 11724560), (8, 10258990), (10, 8207192), (14, 5862280), (16, 5129495), (17, 4827760), (20, 4103596), (28, 2931140), (34, 2413880), (35, 2344912), (37, 2218160), (40, 2051798), (56, 1465570), (68, 1206940), (70, 1172456), (74, 1109080), (80, 1025899), (85, 965552), (112, 732785), (119, 689680), (136, 603470), (140, 586228), (148, 554540), (170, 482776), (185, 443632), (233, 352240), (238, 344840), (259, 316880), (272, 301735), (280, 293114), (296, 277270), (340, 241388), (370, 221816), (466, 176120), (476, 172420), (518, 158440), (560, 146557), (592, 138635), (595, 137936), (629, 130480), (680, 120694), (740, 110908), (932, 88060), (952, 86210), (1036, 79220), (1165, 70448), (1190, 68968), (1258, 65240), (1295, 63376), (1360, 60347), (1480, 55454), (1631, 50320), (1864, 44030), (1904, 43105), (2072, 39610), (2330, 35224), (2380, 34484), (2516, 32620), (2590, 31688), (2960, 27727), (3145, 26096), (3262, 25160), (3728, 22015), (3961, 20720), (4144, 19805), (4403, 18640), (4660, 17612), (4760, 17242), (5032, 16310), (5180, 15844), (6290, 13048), (6524, 12580), (7922, 10360), (8155, 10064), (8621, 9520), (8806, 9320)]