157993640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{541}}^1$

素因数の和:715

約数の個数: 96

約数和(自身を含む): 417069000

約数和(自身を除く): 259075360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 149, 196, 245, 280, 298, 392, 490, 541, 596, 745, 980, 1043, 1082, 1192, 1490, 1960, 2086, 2164, 2705, 2980, 3787, 4172, 4328, 5215, 5410, 5960, 7301, 7574, 8344, 10430, 10820, 14602, 15148, 18935, 20860, 21640, 26509, 29204, 30296, 36505, 37870, 41720, 53018, 58408, 73010, 75740, 80609, 106036, 132545, 146020, 151480, 161218, 212072, 265090, 292040, 322436, 403045, 530180, 564263, 644872, 806090, 1060360, 1128526, 1612180, 2257052, 2821315, 3224360, 3949841, 4514104, 5642630, 7899682, 11285260, 15799364, 19749205, 22570520, 31598728, 39498410, 78996820, 157993640]

約数ペア:

[(1, 157993640), (2, 78996820), (4, 39498410), (5, 31598728), (7, 22570520), (8, 19749205), (10, 15799364), (14, 11285260), (20, 7899682), (28, 5642630), (35, 4514104), (40, 3949841), (49, 3224360), (56, 2821315), (70, 2257052), (98, 1612180), (140, 1128526), (149, 1060360), (196, 806090), (245, 644872), (280, 564263), (298, 530180), (392, 403045), (490, 322436), (541, 292040), (596, 265090), (745, 212072), (980, 161218), (1043, 151480), (1082, 146020), (1192, 132545), (1490, 106036), (1960, 80609), (2086, 75740), (2164, 73010), (2705, 58408), (2980, 53018), (3787, 41720), (4172, 37870), (4328, 36505), (5215, 30296), (5410, 29204), (5960, 26509), (7301, 21640), (7574, 20860), (8344, 18935), (10430, 15148), (10820, 14602)]