156639048860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{997}}^1\times {\mathrm{18397}}^1$

素因数の和:19471

約数の個数: 96

約数和(自身を含む): 382500601728

約数和(自身を除く): 225861552868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 997, 1220, 1708, 1994, 2135, 3988, 4270, 4985, 6979, 8540, 9970, 13958, 18397, 19940, 27916, 34895, 36794, 60817, 69790, 73588, 91985, 121634, 128779, 139580, 183970, 243268, 257558, 304085, 367940, 425719, 515116, 608170, 643895, 851438, 1122217, 1216340, 1287790, 1702876, 2128595, 2244434, 2575580, 4257190, 4488868, 5611085, 7855519, 8514380, 11222170, 15711038, 18341809, 22444340, 31422076, 36683618, 39277595, 73367236, 78555190, 91709045, 128392663, 157110380, 183418090, 256785326, 366836180, 513570652, 641963315, 1118850349, 1283926630, 2237700698, 2567853260, 4475401396, 5594251745, 7831952443, 11188503490, 15663904886, 22377006980, 31327809772, 39159762215, 78319524430, 156639048860]

約数ペア:

[(1, 156639048860), (2, 78319524430), (4, 39159762215), (5, 31327809772), (7, 22377006980), (10, 15663904886), (14, 11188503490), (20, 7831952443), (28, 5594251745), (35, 4475401396), (61, 2567853260), (70, 2237700698), (122, 1283926630), (140, 1118850349), (244, 641963315), (305, 513570652), (427, 366836180), (610, 256785326), (854, 183418090), (997, 157110380), (1220, 128392663), (1708, 91709045), (1994, 78555190), (2135, 73367236), (3988, 39277595), (4270, 36683618), (4985, 31422076), (6979, 22444340), (8540, 18341809), (9970, 15711038), (13958, 11222170), (18397, 8514380), (19940, 7855519), (27916, 5611085), (34895, 4488868), (36794, 4257190), (60817, 2575580), (69790, 2244434), (73588, 2128595), (91985, 1702876), (121634, 1287790), (128779, 1216340), (139580, 1122217), (183970, 851438), (243268, 643895), (257558, 608170), (304085, 515116), (367940, 425719)]