131717320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:335

約数の個数: 128

約数和(自身を含む): 358525440

約数和(自身を除く): 226808120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 113, 115, 140, 161, 181, 184, 226, 230, 280, 322, 362, 452, 460, 565, 644, 724, 791, 805, 904, 905, 920, 1130, 1267, 1288, 1448, 1582, 1610, 1810, 2260, 2534, 2599, 3164, 3220, 3620, 3955, 4163, 4520, 5068, 5198, 6328, 6335, 6440, 7240, 7910, 8326, 10136, 10396, 12670, 12995, 15820, 16652, 18193, 20453, 20792, 20815, 25340, 25990, 29141, 31640, 33304, 36386, 40906, 41630, 50680, 51980, 58282, 72772, 81812, 83260, 90965, 102265, 103960, 116564, 143171, 145544, 145705, 163624, 166520, 181930, 204530, 233128, 286342, 291410, 363860, 409060, 470419, 572684, 582820, 715855, 727720, 818120, 940838, 1145368, 1165640, 1431710, 1881676, 2352095, 2863420, 3292933, 3763352, 4704190, 5726840, 6585866, 9408380, 13171732, 16464665, 18816760, 26343464, 32929330, 65858660, 131717320]

約数ペア:

[(1, 131717320), (2, 65858660), (4, 32929330), (5, 26343464), (7, 18816760), (8, 16464665), (10, 13171732), (14, 9408380), (20, 6585866), (23, 5726840), (28, 4704190), (35, 3763352), (40, 3292933), (46, 2863420), (56, 2352095), (70, 1881676), (92, 1431710), (113, 1165640), (115, 1145368), (140, 940838), (161, 818120), (181, 727720), (184, 715855), (226, 582820), (230, 572684), (280, 470419), (322, 409060), (362, 363860), (452, 291410), (460, 286342), (565, 233128), (644, 204530), (724, 181930), (791, 166520), (805, 163624), (904, 145705), (905, 145544), (920, 143171), (1130, 116564), (1267, 103960), (1288, 102265), (1448, 90965), (1582, 83260), (1610, 81812), (1810, 72772), (2260, 58282), (2534, 51980), (2599, 50680), (3164, 41630), (3220, 40906), (3620, 36386), (3955, 33304), (4163, 31640), (4520, 29141), (5068, 25990), (5198, 25340), (6328, 20815), (6335, 20792), (6440, 20453), (7240, 18193), (7910, 16652), (8326, 15820), (10136, 12995), (10396, 12670)]