149984240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{267829}}^1$

素因数の和:267849

約数の個数: 40

約数和(自身を含む): 398531040

約数和(自身を除く): 248546800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 267829, 535658, 1071316, 1339145, 1874803, 2142632, 2678290, 3749606, 4285264, 5356580, 7499212, 9374015, 10713160, 14998424, 18748030, 21426320, 29996848, 37496060, 74992120, 149984240]

約数ペア:

[(1, 149984240), (2, 74992120), (4, 37496060), (5, 29996848), (7, 21426320), (8, 18748030), (10, 14998424), (14, 10713160), (16, 9374015), (20, 7499212), (28, 5356580), (35, 4285264), (40, 3749606), (56, 2678290), (70, 2142632), (80, 1874803), (112, 1339145), (140, 1071316), (280, 535658), (560, 267829)]