128780565576

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{409889}}^1$

素因数の和:409983

約数の個数: 128

約数和(自身を含む): 371852208000

約数和(自身を除く): 243071642424

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 53, 57, 76, 78, 104, 106, 114, 152, 156, 159, 212, 228, 247, 312, 318, 424, 456, 494, 636, 689, 741, 988, 1007, 1272, 1378, 1482, 1976, 2014, 2067, 2756, 2964, 3021, 4028, 4134, 5512, 5928, 6042, 8056, 8268, 12084, 13091, 16536, 24168, 26182, 39273, 52364, 78546, 104728, 157092, 314184, 409889, 819778, 1229667, 1639556, 2459334, 3279112, 4918668, 5328557, 7787891, 9837336, 10657114, 15575782, 15985671, 21314228, 21724117, 23363673, 31151564, 31971342, 42628456, 43448234, 46727346, 62303128, 63942684, 65172351, 86896468, 93454692, 101242583, 127885368, 130344702, 173792936, 186909384, 202485166, 260689404, 282413521, 303727749, 404970332, 412758223, 521378808, 564827042, 607455498, 809940664, 825516446, 847240563, 1129654084, 1214910996, 1238274669, 1651032892, 1694481126, 2259308168, 2429821992, 2476549338, 3302065784, 3388962252, 4953098676, 5365856899, 6777924504, 9906197352, 10731713798, 16097570697, 21463427596, 32195141394, 42926855192, 64390282788, 128780565576]

約数ペア:

[(1, 128780565576), (2, 64390282788), (3, 42926855192), (4, 32195141394), (6, 21463427596), (8, 16097570697), (12, 10731713798), (13, 9906197352), (19, 6777924504), (24, 5365856899), (26, 4953098676), (38, 3388962252), (39, 3302065784), (52, 2476549338), (53, 2429821992), (57, 2259308168), (76, 1694481126), (78, 1651032892), (104, 1238274669), (106, 1214910996), (114, 1129654084), (152, 847240563), (156, 825516446), (159, 809940664), (212, 607455498), (228, 564827042), (247, 521378808), (312, 412758223), (318, 404970332), (424, 303727749), (456, 282413521), (494, 260689404), (636, 202485166), (689, 186909384), (741, 173792936), (988, 130344702), (1007, 127885368), (1272, 101242583), (1378, 93454692), (1482, 86896468), (1976, 65172351), (2014, 63942684), (2067, 62303128), (2756, 46727346), (2964, 43448234), (3021, 42628456), (4028, 31971342), (4134, 31151564), (5512, 23363673), (5928, 21724117), (6042, 21314228), (8056, 15985671), (8268, 15575782), (12084, 10657114), (13091, 9837336), (16536, 7787891), (24168, 5328557), (26182, 4918668), (39273, 3279112), (52364, 2459334), (78546, 1639556), (104728, 1229667), (157092, 819778), (314184, 409889)]