77285740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4639}}^1$

素因数の和:4679

約数の個数: 72

約数和(自身を含む): 199946880

約数和(自身を除く): 122661140

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 4639, 8330, 9278, 16660, 18556, 23195, 32473, 46390, 64946, 78863, 92780, 129892, 157726, 162365, 227311, 315452, 324730, 394315, 454622, 552041, 649460, 788630, 909244, 1104082, 1136555, 1577260, 2208164, 2273110, 2760205, 3864287, 4546220, 5520410, 7728574, 11040820, 15457148, 19321435, 38642870, 77285740]

約数ペア:

[(1, 77285740), (2, 38642870), (4, 19321435), (5, 15457148), (7, 11040820), (10, 7728574), (14, 5520410), (17, 4546220), (20, 3864287), (28, 2760205), (34, 2273110), (35, 2208164), (49, 1577260), (68, 1136555), (70, 1104082), (85, 909244), (98, 788630), (119, 649460), (140, 552041), (170, 454622), (196, 394315), (238, 324730), (245, 315452), (340, 227311), (476, 162365), (490, 157726), (595, 129892), (833, 92780), (980, 78863), (1190, 64946), (1666, 46390), (2380, 32473), (3332, 23195), (4165, 18556), (4639, 16660), (8330, 9278)]