164418520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{563}}^1$

素因数の和:737

約数の個数: 96

約数和(自身を含む): 433998000

約数和(自身を除く): 269579480

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, 563, 596, 745, 980, 1043, 1126, 1192, 1490, 1960, 2086, 2252, 2815, 2980, 3941, 4172, 4504, 5215, 5630, 5960, 7301, 7882, 8344, 10430, 11260, 14602, 15764, 19705, 20860, 22520, 27587, 29204, 31528, 36505, 39410, 41720, 55174, 58408, 73010, 78820, 83887, 110348, 137935, 146020, 157640, 167774, 220696, 275870, 292040, 335548, 419435, 551740, 587209, 671096, 838870, 1103480, 1174418, 1677740, 2348836, 2936045, 3355480, 4110463, 4697672, 5872090, 8220926, 11744180, 16441852, 20552315, 23488360, 32883704, 41104630, 82209260, 164418520]

約数ペア:

[(1, 164418520), (2, 82209260), (4, 41104630), (5, 32883704), (7, 23488360), (8, 20552315), (10, 16441852), (14, 11744180), (20, 8220926), (28, 5872090), (35, 4697672), (40, 4110463), (49, 3355480), (56, 2936045), (70, 2348836), (98, 1677740), (140, 1174418), (149, 1103480), (196, 838870), (245, 671096), (280, 587209), (298, 551740), (392, 419435), (490, 335548), (563, 292040), (596, 275870), (745, 220696), (980, 167774), (1043, 157640), (1126, 146020), (1192, 137935), (1490, 110348), (1960, 83887), (2086, 78820), (2252, 73010), (2815, 58408), (2980, 55174), (3941, 41720), (4172, 39410), (4504, 36505), (5215, 31528), (5630, 29204), (5960, 27587), (7301, 22520), (7882, 20860), (8344, 19705), (10430, 15764), (11260, 14602)]