68998860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{7823}}^1$

素因数の和:7852

約数の個数: 108

約数和(自身を含む): 243498528

約数和(自身を除く): 174499668

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 7823, 8820, 15646, 23469, 31292, 39115, 46938, 54761, 70407, 78230, 93876, 109522, 117345, 140814, 156460, 164283, 219044, 234690, 273805, 281628, 328566, 352035, 383327, 469380, 492849, 547610, 657132, 704070, 766654, 821415, 985698, 1095220, 1149981, 1408140, 1533308, 1642830, 1916635, 1971396, 2299962, 2464245, 3285660, 3449943, 3833270, 4599924, 4928490, 5749905, 6899886, 7666540, 9856980, 11499810, 13799772, 17249715, 22999620, 34499430, 68998860]

約数ペア:

[(1, 68998860), (2, 34499430), (3, 22999620), (4, 17249715), (5, 13799772), (6, 11499810), (7, 9856980), (9, 7666540), (10, 6899886), (12, 5749905), (14, 4928490), (15, 4599924), (18, 3833270), (20, 3449943), (21, 3285660), (28, 2464245), (30, 2299962), (35, 1971396), (36, 1916635), (42, 1642830), (45, 1533308), (49, 1408140), (60, 1149981), (63, 1095220), (70, 985698), (84, 821415), (90, 766654), (98, 704070), (105, 657132), (126, 547610), (140, 492849), (147, 469380), (180, 383327), (196, 352035), (210, 328566), (245, 281628), (252, 273805), (294, 234690), (315, 219044), (420, 164283), (441, 156460), (490, 140814), (588, 117345), (630, 109522), (735, 93876), (882, 78230), (980, 70407), (1260, 54761), (1470, 46938), (1764, 39115), (2205, 31292), (2940, 23469), (4410, 15646), (7823, 8820)]