398242432

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:346

約数の個数: 128

約数和(自身を含む): 966960000

約数和(自身を除く): 568717568

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 149, 152, 157, 224, 266, 298, 304, 314, 448, 532, 596, 608, 628, 896, 1043, 1064, 1099, 1192, 1216, 1256, 2086, 2128, 2198, 2384, 2432, 2512, 2831, 2983, 4172, 4256, 4396, 4768, 5024, 5662, 5966, 8344, 8512, 8792, 9536, 10048, 11324, 11932, 16688, 17024, 17584, 19072, 19817, 20096, 20881, 22648, 23393, 23864, 33376, 35168, 39634, 41762, 45296, 46786, 47728, 66752, 70336, 79268, 83524, 90592, 93572, 95456, 133504, 140672, 158536, 163751, 167048, 181184, 187144, 190912, 317072, 327502, 334096, 362368, 374288, 381824, 444467, 634144, 655004, 668192, 748576, 888934, 1268288, 1310008, 1336384, 1497152, 1777868, 2536576, 2620016, 2672768, 2994304, 3111269, 3555736, 5240032, 6222538, 7111472, 10480064, 12445076, 14222944, 20960128, 24890152, 28445888, 49780304, 56891776, 99560608, 199121216, 398242432]

約数ペア:

[(1, 398242432), (2, 199121216), (4, 99560608), (7, 56891776), (8, 49780304), (14, 28445888), (16, 24890152), (19, 20960128), (28, 14222944), (32, 12445076), (38, 10480064), (56, 7111472), (64, 6222538), (76, 5240032), (112, 3555736), (128, 3111269), (133, 2994304), (149, 2672768), (152, 2620016), (157, 2536576), (224, 1777868), (266, 1497152), (298, 1336384), (304, 1310008), (314, 1268288), (448, 888934), (532, 748576), (596, 668192), (608, 655004), (628, 634144), (896, 444467), (1043, 381824), (1064, 374288), (1099, 362368), (1192, 334096), (1216, 327502), (1256, 317072), (2086, 190912), (2128, 187144), (2198, 181184), (2384, 167048), (2432, 163751), (2512, 158536), (2831, 140672), (2983, 133504), (4172, 95456), (4256, 93572), (4396, 90592), (4768, 83524), (5024, 79268), (5662, 70336), (5966, 66752), (8344, 47728), (8512, 46786), (8792, 45296), (9536, 41762), (10048, 39634), (11324, 35168), (11932, 33376), (16688, 23864), (17024, 23393), (17584, 22648), (19072, 20881), (19817, 20096)]