160339760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{40903}}^1$

素因数の和:40930

約数の個数: 60

約数和(自身を含む): 433664208

約数和(自身を除く): 273324448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 40903, 81806, 163612, 204515, 286321, 327224, 409030, 572642, 654448, 818060, 1145284, 1431605, 1636120, 2004247, 2290568, 2863210, 3272240, 4008494, 4581136, 5726420, 8016988, 10021235, 11452840, 16033976, 20042470, 22905680, 32067952, 40084940, 80169880, 160339760]

約数ペア:

[(1, 160339760), (2, 80169880), (4, 40084940), (5, 32067952), (7, 22905680), (8, 20042470), (10, 16033976), (14, 11452840), (16, 10021235), (20, 8016988), (28, 5726420), (35, 4581136), (40, 4008494), (49, 3272240), (56, 2863210), (70, 2290568), (80, 2004247), (98, 1636120), (112, 1431605), (140, 1145284), (196, 818060), (245, 654448), (280, 572642), (392, 409030), (490, 327224), (560, 286321), (784, 204515), (980, 163612), (1960, 81806), (3920, 40903)]