158104520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{19471}}^1$

素因数の和:19518

約数の個数: 64

約数和(自身を含む): 420595200

約数和(自身を除く): 262490680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 19471, 38942, 77884, 97355, 136297, 155768, 194710, 272594, 389420, 545188, 564659, 681485, 778840, 1090376, 1129318, 1362970, 2258636, 2725940, 2823295, 3952613, 4517272, 5451880, 5646590, 7905226, 11293180, 15810452, 19763065, 22586360, 31620904, 39526130, 79052260, 158104520]

約数ペア:

[(1, 158104520), (2, 79052260), (4, 39526130), (5, 31620904), (7, 22586360), (8, 19763065), (10, 15810452), (14, 11293180), (20, 7905226), (28, 5646590), (29, 5451880), (35, 4517272), (40, 3952613), (56, 2823295), (58, 2725940), (70, 2258636), (116, 1362970), (140, 1129318), (145, 1090376), (203, 778840), (232, 681485), (280, 564659), (290, 545188), (406, 389420), (580, 272594), (812, 194710), (1015, 155768), (1160, 136297), (1624, 97355), (2030, 77884), (4060, 38942), (8120, 19471)]