149997680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:247

約数の個数: 160

約数和(自身を含む): 419973120

約数和(自身を除く): 269975440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 47, 56, 70, 80, 82, 94, 112, 139, 140, 164, 188, 205, 235, 278, 280, 287, 328, 329, 376, 410, 470, 556, 560, 574, 656, 658, 695, 752, 820, 940, 973, 1112, 1148, 1316, 1390, 1435, 1640, 1645, 1880, 1927, 1946, 2224, 2296, 2632, 2780, 2870, 3280, 3290, 3760, 3854, 3892, 4592, 4865, 5264, 5560, 5699, 5740, 6533, 6580, 7708, 7784, 9635, 9730, 11120, 11398, 11480, 13066, 13160, 13489, 15416, 15568, 19270, 19460, 22796, 22960, 26132, 26320, 26978, 28495, 30832, 32665, 38540, 38920, 39893, 45592, 45731, 52264, 53956, 56990, 65330, 67445, 77080, 77840, 79786, 91184, 91462, 104528, 107912, 113980, 130660, 134890, 154160, 159572, 182924, 199465, 215824, 227960, 228655, 261320, 267853, 269780, 319144, 365848, 398930, 455920, 457310, 522640, 535706, 539560, 638288, 731696, 797860, 914620, 1071412, 1079120, 1339265, 1595720, 1829240, 1874971, 2142824, 2678530, 3191440, 3658480, 3749942, 4285648, 5357060, 7499884, 9374855, 10714120, 14999768, 18749710, 21428240, 29999536, 37499420, 74998840, 149997680]

約数ペア:

[(1, 149997680), (2, 74998840), (4, 37499420), (5, 29999536), (7, 21428240), (8, 18749710), (10, 14999768), (14, 10714120), (16, 9374855), (20, 7499884), (28, 5357060), (35, 4285648), (40, 3749942), (41, 3658480), (47, 3191440), (56, 2678530), (70, 2142824), (80, 1874971), (82, 1829240), (94, 1595720), (112, 1339265), (139, 1079120), (140, 1071412), (164, 914620), (188, 797860), (205, 731696), (235, 638288), (278, 539560), (280, 535706), (287, 522640), (328, 457310), (329, 455920), (376, 398930), (410, 365848), (470, 319144), (556, 269780), (560, 267853), (574, 261320), (656, 228655), (658, 227960), (695, 215824), (752, 199465), (820, 182924), (940, 159572), (973, 154160), (1112, 134890), (1148, 130660), (1316, 113980), (1390, 107912), (1435, 104528), (1640, 91462), (1645, 91184), (1880, 79786), (1927, 77840), (1946, 77080), (2224, 67445), (2296, 65330), (2632, 56990), (2780, 53956), (2870, 52264), (3280, 45731), (3290, 45592), (3760, 39893), (3854, 38920), (3892, 38540), (4592, 32665), (4865, 30832), (5264, 28495), (5560, 26978), (5699, 26320), (5740, 26132), (6533, 22960), (6580, 22796), (7708, 19460), (7784, 19270), (9635, 15568), (9730, 15416), (11120, 13489), (11398, 13160), (11480, 13066)]