245402040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3347}}^1$

素因数の和:3421

約数の個数: 128

約数和(自身を含む): 809948160

約数和(自身を除く): 564546120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 47, 52, 60, 65, 78, 94, 104, 120, 130, 141, 156, 188, 195, 235, 260, 282, 312, 376, 390, 470, 520, 564, 611, 705, 780, 940, 1128, 1222, 1410, 1560, 1833, 1880, 2444, 2820, 3055, 3347, 3666, 4888, 5640, 6110, 6694, 7332, 9165, 10041, 12220, 13388, 14664, 16735, 18330, 20082, 24440, 26776, 33470, 36660, 40164, 43511, 50205, 66940, 73320, 80328, 87022, 100410, 130533, 133880, 157309, 174044, 200820, 217555, 261066, 314618, 348088, 401640, 435110, 471927, 522132, 629236, 652665, 786545, 870220, 943854, 1044264, 1258472, 1305330, 1573090, 1740440, 1887708, 2045017, 2359635, 2610660, 3146180, 3775416, 4090034, 4719270, 5221320, 6135051, 6292360, 8180068, 9438540, 10225085, 12270102, 16360136, 18877080, 20450170, 24540204, 30675255, 40900340, 49080408, 61350510, 81800680, 122701020, 245402040]

約数ペア:

[(1, 245402040), (2, 122701020), (3, 81800680), (4, 61350510), (5, 49080408), (6, 40900340), (8, 30675255), (10, 24540204), (12, 20450170), (13, 18877080), (15, 16360136), (20, 12270102), (24, 10225085), (26, 9438540), (30, 8180068), (39, 6292360), (40, 6135051), (47, 5221320), (52, 4719270), (60, 4090034), (65, 3775416), (78, 3146180), (94, 2610660), (104, 2359635), (120, 2045017), (130, 1887708), (141, 1740440), (156, 1573090), (188, 1305330), (195, 1258472), (235, 1044264), (260, 943854), (282, 870220), (312, 786545), (376, 652665), (390, 629236), (470, 522132), (520, 471927), (564, 435110), (611, 401640), (705, 348088), (780, 314618), (940, 261066), (1128, 217555), (1222, 200820), (1410, 174044), (1560, 157309), (1833, 133880), (1880, 130533), (2444, 100410), (2820, 87022), (3055, 80328), (3347, 73320), (3666, 66940), (4888, 50205), (5640, 43511), (6110, 40164), (6694, 36660), (7332, 33470), (9165, 26776), (10041, 24440), (12220, 20082), (13388, 18330), (14664, 16735)]