152241620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{89}}^2$

素因数の和:249

約数の個数: 54

約数和(自身を含む): 334106766

約数和(自身を除く): 181865146

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 89, 124, 155, 178, 310, 356, 445, 620, 890, 961, 1780, 1922, 2759, 3844, 4805, 5518, 7921, 9610, 11036, 13795, 15842, 19220, 27590, 31684, 39605, 55180, 79210, 85529, 158420, 171058, 245551, 342116, 427645, 491102, 855290, 982204, 1227755, 1710580, 2455510, 4911020, 7612081, 15224162, 30448324, 38060405, 76120810, 152241620]

約数ペア:

[(1, 152241620), (2, 76120810), (4, 38060405), (5, 30448324), (10, 15224162), (20, 7612081), (31, 4911020), (62, 2455510), (89, 1710580), (124, 1227755), (155, 982204), (178, 855290), (310, 491102), (356, 427645), (445, 342116), (620, 245551), (890, 171058), (961, 158420), (1780, 85529), (1922, 79210), (2759, 55180), (3844, 39605), (4805, 31684), (5518, 27590), (7921, 19220), (9610, 15842), (11036, 13795)]