157840340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:369

約数の個数: 96

約数和(自身を含む): 391184640

約数和(自身を除く): 233344300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 97, 118, 140, 194, 197, 236, 295, 388, 394, 413, 485, 590, 679, 788, 826, 970, 985, 1180, 1358, 1379, 1652, 1940, 1970, 2065, 2716, 2758, 3395, 3940, 4130, 5516, 5723, 6790, 6895, 8260, 11446, 11623, 13580, 13790, 19109, 22892, 23246, 27580, 28615, 38218, 40061, 46492, 57230, 58115, 76436, 80122, 81361, 95545, 114460, 116230, 133763, 160244, 162722, 191090, 200305, 232460, 267526, 325444, 382180, 400610, 406805, 535052, 668815, 801220, 813610, 1127431, 1337630, 1627220, 2254862, 2675260, 4509724, 5637155, 7892017, 11274310, 15784034, 22548620, 31568068, 39460085, 78920170, 157840340]

約数ペア:

[(1, 157840340), (2, 78920170), (4, 39460085), (5, 31568068), (7, 22548620), (10, 15784034), (14, 11274310), (20, 7892017), (28, 5637155), (35, 4509724), (59, 2675260), (70, 2254862), (97, 1627220), (118, 1337630), (140, 1127431), (194, 813610), (197, 801220), (236, 668815), (295, 535052), (388, 406805), (394, 400610), (413, 382180), (485, 325444), (590, 267526), (679, 232460), (788, 200305), (826, 191090), (970, 162722), (985, 160244), (1180, 133763), (1358, 116230), (1379, 114460), (1652, 95545), (1940, 81361), (1970, 80122), (2065, 76436), (2716, 58115), (2758, 57230), (3395, 46492), (3940, 40061), (4130, 38218), (5516, 28615), (5723, 27580), (6790, 23246), (6895, 22892), (8260, 19109), (11446, 13790), (11623, 13580)]