253679790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2161}}^1$

素因数の和:2234

約数の個数: 128

約数和(自身を含む): 767112192

約数和(自身を除く): 513432402

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 43, 65, 70, 78, 86, 91, 105, 129, 130, 182, 195, 210, 215, 258, 273, 301, 390, 430, 455, 546, 559, 602, 645, 903, 910, 1118, 1290, 1365, 1505, 1677, 1806, 2161, 2730, 2795, 3010, 3354, 3913, 4322, 4515, 5590, 6483, 7826, 8385, 9030, 10805, 11739, 12966, 15127, 16770, 19565, 21610, 23478, 28093, 30254, 32415, 39130, 45381, 56186, 58695, 64830, 75635, 84279, 90762, 92923, 117390, 140465, 151270, 168558, 185846, 196651, 226905, 278769, 280930, 393302, 421395, 453810, 464615, 557538, 589953, 650461, 842790, 929230, 983255, 1179906, 1207999, 1300922, 1393845, 1951383, 1966510, 2415998, 2787690, 2949765, 3252305, 3623997, 3902766, 5899530, 6039995, 6504610, 7247994, 8455993, 9756915, 12079990, 16911986, 18119985, 19513830, 25367979, 36239970, 42279965, 50735958, 84559930, 126839895, 253679790]

約数ペア:

[(1, 253679790), (2, 126839895), (3, 84559930), (5, 50735958), (6, 42279965), (7, 36239970), (10, 25367979), (13, 19513830), (14, 18119985), (15, 16911986), (21, 12079990), (26, 9756915), (30, 8455993), (35, 7247994), (39, 6504610), (42, 6039995), (43, 5899530), (65, 3902766), (70, 3623997), (78, 3252305), (86, 2949765), (91, 2787690), (105, 2415998), (129, 1966510), (130, 1951383), (182, 1393845), (195, 1300922), (210, 1207999), (215, 1179906), (258, 983255), (273, 929230), (301, 842790), (390, 650461), (430, 589953), (455, 557538), (546, 464615), (559, 453810), (602, 421395), (645, 393302), (903, 280930), (910, 278769), (1118, 226905), (1290, 196651), (1365, 185846), (1505, 168558), (1677, 151270), (1806, 140465), (2161, 117390), (2730, 92923), (2795, 90762), (3010, 84279), (3354, 75635), (3913, 64830), (4322, 58695), (4515, 56186), (5590, 45381), (6483, 39130), (7826, 32415), (8385, 30254), (9030, 28093), (10805, 23478), (11739, 21610), (12966, 19565), (15127, 16770)]