127171660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:332

約数の個数: 144

約数和(自身を含む): 347493888

約数和(自身を除く): 220322228

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 47, 49, 55, 70, 77, 94, 98, 110, 140, 154, 188, 196, 220, 235, 245, 251, 308, 329, 385, 470, 490, 502, 517, 539, 658, 770, 940, 980, 1004, 1034, 1078, 1255, 1316, 1540, 1645, 1757, 2068, 2156, 2303, 2510, 2585, 2695, 2761, 3290, 3514, 3619, 4606, 5020, 5170, 5390, 5522, 6580, 7028, 7238, 8785, 9212, 10340, 10780, 11044, 11515, 11797, 12299, 13805, 14476, 17570, 18095, 19327, 23030, 23594, 24598, 25333, 27610, 35140, 36190, 38654, 46060, 47188, 49196, 50666, 55220, 58985, 61495, 72380, 77308, 82579, 96635, 101332, 117970, 122990, 126665, 129767, 135289, 165158, 193270, 235940, 245980, 253330, 259534, 270578, 330316, 386540, 412895, 506660, 519068, 541156, 578053, 648835, 676445, 825790, 908369, 1156106, 1297670, 1352890, 1651580, 1816738, 2312212, 2595340, 2705780, 2890265, 3633476, 4541845, 5780530, 6358583, 9083690, 11561060, 12717166, 18167380, 25434332, 31792915, 63585830, 127171660]

約数ペア:

[(1, 127171660), (2, 63585830), (4, 31792915), (5, 25434332), (7, 18167380), (10, 12717166), (11, 11561060), (14, 9083690), (20, 6358583), (22, 5780530), (28, 4541845), (35, 3633476), (44, 2890265), (47, 2705780), (49, 2595340), (55, 2312212), (70, 1816738), (77, 1651580), (94, 1352890), (98, 1297670), (110, 1156106), (140, 908369), (154, 825790), (188, 676445), (196, 648835), (220, 578053), (235, 541156), (245, 519068), (251, 506660), (308, 412895), (329, 386540), (385, 330316), (470, 270578), (490, 259534), (502, 253330), (517, 245980), (539, 235940), (658, 193270), (770, 165158), (940, 135289), (980, 129767), (1004, 126665), (1034, 122990), (1078, 117970), (1255, 101332), (1316, 96635), (1540, 82579), (1645, 77308), (1757, 72380), (2068, 61495), (2156, 58985), (2303, 55220), (2510, 50666), (2585, 49196), (2695, 47188), (2761, 46060), (3290, 38654), (3514, 36190), (3619, 35140), (4606, 27610), (5020, 25333), (5170, 24598), (5390, 23594), (5522, 23030), (6580, 19327), (7028, 18095), (7238, 17570), (8785, 14476), (9212, 13805), (10340, 12299), (10780, 11797), (11044, 11515)]