868796390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2141}}^1$

素因数の和:2214

約数の個数: 128

約数和(自身を含む): 2131992576

約数和(自身を除く): 1263196186

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 31, 34, 35, 55, 62, 70, 77, 85, 110, 119, 154, 155, 170, 187, 217, 238, 310, 341, 374, 385, 434, 527, 595, 682, 770, 935, 1054, 1085, 1190, 1309, 1705, 1870, 2141, 2170, 2387, 2618, 2635, 3410, 3689, 4282, 4774, 5270, 5797, 6545, 7378, 10705, 11594, 11935, 13090, 14987, 18445, 21410, 23551, 23870, 28985, 29974, 36397, 36890, 40579, 47102, 57970, 66371, 72794, 74935, 81158, 117755, 132742, 149870, 164857, 181985, 202895, 235510, 254779, 329714, 331855, 363970, 400367, 405790, 464597, 509558, 663710, 730081, 800734, 824285, 929194, 1128307, 1273895, 1460162, 1648570, 2001835, 2256614, 2322985, 2547790, 2802569, 3650405, 4003670, 4645970, 5110567, 5605138, 5641535, 7300810, 7898149, 10221134, 11283070, 12411377, 14012845, 15796298, 24822754, 25552835, 28025690, 39490745, 51105670, 62056885, 78981490, 86879639, 124113770, 173759278, 434398195, 868796390]

約数ペア:

[(1, 868796390), (2, 434398195), (5, 173759278), (7, 124113770), (10, 86879639), (11, 78981490), (14, 62056885), (17, 51105670), (22, 39490745), (31, 28025690), (34, 25552835), (35, 24822754), (55, 15796298), (62, 14012845), (70, 12411377), (77, 11283070), (85, 10221134), (110, 7898149), (119, 7300810), (154, 5641535), (155, 5605138), (170, 5110567), (187, 4645970), (217, 4003670), (238, 3650405), (310, 2802569), (341, 2547790), (374, 2322985), (385, 2256614), (434, 2001835), (527, 1648570), (595, 1460162), (682, 1273895), (770, 1128307), (935, 929194), (1054, 824285), (1085, 800734), (1190, 730081), (1309, 663710), (1705, 509558), (1870, 464597), (2141, 405790), (2170, 400367), (2387, 363970), (2618, 331855), (2635, 329714), (3410, 254779), (3689, 235510), (4282, 202895), (4774, 181985), (5270, 164857), (5797, 149870), (6545, 132742), (7378, 117755), (10705, 81158), (11594, 74935), (11935, 72794), (13090, 66371), (14987, 57970), (18445, 47102), (21410, 40579), (23551, 36890), (23870, 36397), (28985, 29974)]