156910655920

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1\times {\mathrm{81173}}^1$

素因数の和:81590

約数の個数: 80

約数和(自身を含む): 370936606752

約数和(自身を除く): 214025950832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 331, 365, 584, 662, 730, 1168, 1324, 1460, 1655, 2648, 2920, 3310, 5296, 5840, 6620, 13240, 24163, 26480, 48326, 81173, 96652, 120815, 162346, 193304, 241630, 324692, 386608, 405865, 483260, 649384, 811730, 966520, 1298768, 1623460, 1933040, 3246920, 5925629, 6493840, 11851258, 23702516, 26868263, 29628145, 47405032, 53736526, 59256290, 94810064, 107473052, 118512580, 134341315, 214946104, 237025160, 268682630, 429892208, 474050320, 537365260, 1074730520, 1961383199, 2149461040, 3922766398, 7845532796, 9806915995, 15691065592, 19613831990, 31382131184, 39227663980, 78455327960, 156910655920]

約数ペア:

[(1, 156910655920), (2, 78455327960), (4, 39227663980), (5, 31382131184), (8, 19613831990), (10, 15691065592), (16, 9806915995), (20, 7845532796), (40, 3922766398), (73, 2149461040), (80, 1961383199), (146, 1074730520), (292, 537365260), (331, 474050320), (365, 429892208), (584, 268682630), (662, 237025160), (730, 214946104), (1168, 134341315), (1324, 118512580), (1460, 107473052), (1655, 94810064), (2648, 59256290), (2920, 53736526), (3310, 47405032), (5296, 29628145), (5840, 26868263), (6620, 23702516), (13240, 11851258), (24163, 6493840), (26480, 5925629), (48326, 3246920), (81173, 1933040), (96652, 1623460), (120815, 1298768), (162346, 966520), (193304, 811730), (241630, 649384), (324692, 483260), (386608, 405865)]