139491240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{3389}}^1$

素因数の和:3424

約数の個数: 128

約数和(自身を含む): 488160000

約数和(自身を除く): 348668760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 490, 588, 686, 735, 840, 980, 1029, 1176, 1372, 1470, 1715, 1960, 2058, 2744, 2940, 3389, 3430, 4116, 5145, 5880, 6778, 6860, 8232, 10167, 10290, 13556, 13720, 16945, 20334, 20580, 23723, 27112, 33890, 40668, 41160, 47446, 50835, 67780, 71169, 81336, 94892, 101670, 118615, 135560, 142338, 166061, 189784, 203340, 237230, 284676, 332122, 355845, 406680, 474460, 498183, 569352, 664244, 711690, 830305, 948920, 996366, 1162427, 1328488, 1423380, 1660610, 1992732, 2324854, 2490915, 2846760, 3321220, 3487281, 3985464, 4649708, 4981830, 5812135, 6642440, 6974562, 9299416, 9963660, 11624270, 13949124, 17436405, 19927320, 23248540, 27898248, 34872810, 46497080, 69745620, 139491240]

約数ペア:

[(1, 139491240), (2, 69745620), (3, 46497080), (4, 34872810), (5, 27898248), (6, 23248540), (7, 19927320), (8, 17436405), (10, 13949124), (12, 11624270), (14, 9963660), (15, 9299416), (20, 6974562), (21, 6642440), (24, 5812135), (28, 4981830), (30, 4649708), (35, 3985464), (40, 3487281), (42, 3321220), (49, 2846760), (56, 2490915), (60, 2324854), (70, 1992732), (84, 1660610), (98, 1423380), (105, 1328488), (120, 1162427), (140, 996366), (147, 948920), (168, 830305), (196, 711690), (210, 664244), (245, 569352), (280, 498183), (294, 474460), (343, 406680), (392, 355845), (420, 332122), (490, 284676), (588, 237230), (686, 203340), (735, 189784), (840, 166061), (980, 142338), (1029, 135560), (1176, 118615), (1372, 101670), (1470, 94892), (1715, 81336), (1960, 71169), (2058, 67780), (2744, 50835), (2940, 47446), (3389, 41160), (3430, 40668), (4116, 33890), (5145, 27112), (5880, 23723), (6778, 20580), (6860, 20334), (8232, 16945), (10167, 13720), (10290, 13556)]