149689400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{106921}}^1$

素因数の和:106944

約数の個数: 48

約数和(自身を含む): 397749840

約数和(自身を除く): 248060440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 106921, 213842, 427684, 534605, 748447, 855368, 1069210, 1496894, 2138420, 2673025, 2993788, 3742235, 4276840, 5346050, 5987576, 7484470, 10692100, 14968940, 18711175, 21384200, 29937880, 37422350, 74844700, 149689400]

約数ペア:

[(1, 149689400), (2, 74844700), (4, 37422350), (5, 29937880), (7, 21384200), (8, 18711175), (10, 14968940), (14, 10692100), (20, 7484470), (25, 5987576), (28, 5346050), (35, 4276840), (40, 3742235), (50, 2993788), (56, 2673025), (70, 2138420), (100, 1496894), (140, 1069210), (175, 855368), (200, 748447), (280, 534605), (350, 427684), (700, 213842), (1400, 106921)]