401642696

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^2$

素因数の和:144

約数の個数: 144

約数和(自身を含む): 988727040

約数和(自身を除く): 587084344

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 37, 52, 56, 62, 74, 91, 104, 124, 148, 169, 182, 217, 248, 259, 296, 338, 364, 403, 434, 481, 518, 676, 728, 806, 868, 962, 1036, 1147, 1183, 1352, 1369, 1612, 1736, 1924, 2072, 2294, 2366, 2738, 2821, 3224, 3367, 3848, 4588, 4732, 5239, 5476, 5642, 6253, 6734, 8029, 9176, 9464, 9583, 10478, 10952, 11284, 12506, 13468, 14911, 16058, 17797, 19166, 20956, 22568, 25012, 26936, 29822, 32116, 35594, 36673, 38332, 41912, 42439, 43771, 50024, 59644, 64232, 71188, 73346, 76664, 84878, 87542, 104377, 119288, 124579, 142376, 146692, 169756, 175084, 193843, 208754, 231361, 249158, 293384, 297073, 339512, 350168, 387686, 417508, 462722, 498316, 551707, 594146, 775372, 835016, 925444, 996632, 1103414, 1188292, 1356901, 1550744, 1619527, 1850888, 2206828, 2376584, 2713802, 3239054, 3861949, 4413656, 5427604, 6478108, 7172191, 7723898, 10855208, 12956216, 14344382, 15447796, 28688764, 30895592, 50205337, 57377528, 100410674, 200821348, 401642696]

約数ペア:

[(1, 401642696), (2, 200821348), (4, 100410674), (7, 57377528), (8, 50205337), (13, 30895592), (14, 28688764), (26, 15447796), (28, 14344382), (31, 12956216), (37, 10855208), (52, 7723898), (56, 7172191), (62, 6478108), (74, 5427604), (91, 4413656), (104, 3861949), (124, 3239054), (148, 2713802), (169, 2376584), (182, 2206828), (217, 1850888), (248, 1619527), (259, 1550744), (296, 1356901), (338, 1188292), (364, 1103414), (403, 996632), (434, 925444), (481, 835016), (518, 775372), (676, 594146), (728, 551707), (806, 498316), (868, 462722), (962, 417508), (1036, 387686), (1147, 350168), (1183, 339512), (1352, 297073), (1369, 293384), (1612, 249158), (1736, 231361), (1924, 208754), (2072, 193843), (2294, 175084), (2366, 169756), (2738, 146692), (2821, 142376), (3224, 124579), (3367, 119288), (3848, 104377), (4588, 87542), (4732, 84878), (5239, 76664), (5476, 73346), (5642, 71188), (6253, 64232), (6734, 59644), (8029, 50024), (9176, 43771), (9464, 42439), (9583, 41912), (10478, 38332), (10952, 36673), (11284, 35594), (12506, 32116), (13468, 29822), (14911, 26936), (16058, 25012), (17797, 22568), (19166, 20956)]