171195220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{2393}}^1$

素因数の和:2489

約数の個数: 72

約数和(自身を含む): 424111464

約数和(自身を除く): 252916244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 140, 146, 196, 245, 292, 365, 490, 511, 730, 980, 1022, 1460, 2044, 2393, 2555, 3577, 4786, 5110, 7154, 9572, 10220, 11965, 14308, 16751, 17885, 23930, 33502, 35770, 47860, 67004, 71540, 83755, 117257, 167510, 174689, 234514, 335020, 349378, 469028, 586285, 698756, 873445, 1172570, 1222823, 1746890, 2345140, 2445646, 3493780, 4891292, 6114115, 8559761, 12228230, 17119522, 24456460, 34239044, 42798805, 85597610, 171195220]

約数ペア:

[(1, 171195220), (2, 85597610), (4, 42798805), (5, 34239044), (7, 24456460), (10, 17119522), (14, 12228230), (20, 8559761), (28, 6114115), (35, 4891292), (49, 3493780), (70, 2445646), (73, 2345140), (98, 1746890), (140, 1222823), (146, 1172570), (196, 873445), (245, 698756), (292, 586285), (365, 469028), (490, 349378), (511, 335020), (730, 234514), (980, 174689), (1022, 167510), (1460, 117257), (2044, 83755), (2393, 71540), (2555, 67004), (3577, 47860), (4786, 35770), (5110, 33502), (7154, 23930), (9572, 17885), (10220, 16751), (11965, 14308)]