85255380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{953}}^1$

素因数の和:1046

約数の個数: 144

約数和(自身を含む): 300029184

約数和(自身を除く): 214773804

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 71, 84, 90, 105, 126, 140, 142, 180, 210, 213, 252, 284, 315, 355, 420, 426, 497, 630, 639, 710, 852, 953, 994, 1065, 1260, 1278, 1420, 1491, 1906, 1988, 2130, 2485, 2556, 2859, 2982, 3195, 3812, 4260, 4473, 4765, 4970, 5718, 5964, 6390, 6671, 7455, 8577, 8946, 9530, 9940, 11436, 12780, 13342, 14295, 14910, 17154, 17892, 19060, 20013, 22365, 26684, 28590, 29820, 33355, 34308, 40026, 42885, 44730, 57180, 60039, 66710, 67663, 80052, 85770, 89460, 100065, 120078, 133420, 135326, 171540, 200130, 202989, 240156, 270652, 300195, 338315, 400260, 405978, 473641, 600390, 608967, 676630, 811956, 947282, 1014945, 1200780, 1217934, 1353260, 1420923, 1894564, 2029890, 2368205, 2435868, 2841846, 3044835, 4059780, 4262769, 4736410, 5683692, 6089670, 7104615, 8525538, 9472820, 12179340, 14209230, 17051076, 21313845, 28418460, 42627690, 85255380]

約数ペア:

[(1, 85255380), (2, 42627690), (3, 28418460), (4, 21313845), (5, 17051076), (6, 14209230), (7, 12179340), (9, 9472820), (10, 8525538), (12, 7104615), (14, 6089670), (15, 5683692), (18, 4736410), (20, 4262769), (21, 4059780), (28, 3044835), (30, 2841846), (35, 2435868), (36, 2368205), (42, 2029890), (45, 1894564), (60, 1420923), (63, 1353260), (70, 1217934), (71, 1200780), (84, 1014945), (90, 947282), (105, 811956), (126, 676630), (140, 608967), (142, 600390), (180, 473641), (210, 405978), (213, 400260), (252, 338315), (284, 300195), (315, 270652), (355, 240156), (420, 202989), (426, 200130), (497, 171540), (630, 135326), (639, 133420), (710, 120078), (852, 100065), (953, 89460), (994, 85770), (1065, 80052), (1260, 67663), (1278, 66710), (1420, 60039), (1491, 57180), (1906, 44730), (1988, 42885), (2130, 40026), (2485, 34308), (2556, 33355), (2859, 29820), (2982, 28590), (3195, 26684), (3812, 22365), (4260, 20013), (4473, 19060), (4765, 17892), (4970, 17154), (5718, 14910), (5964, 14295), (6390, 13342), (6671, 12780), (7455, 11436), (8577, 9940), (8946, 9530)]