157423420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{9293}}^1$

素因数の和:9331

約数の個数: 72

約数和(自身を含む): 415330272

約数和(自身を除く): 257906852

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 4235, 8470, 9293, 16940, 18586, 37172, 46465, 65051, 92930, 102223, 130102, 185860, 204446, 260204, 325255, 408892, 511115, 650510, 715561, 1022230, 1124453, 1301020, 1431122, 2044460, 2248906, 2862244, 3577805, 4497812, 5622265, 7155610, 7871171, 11244530, 14311220, 15742342, 22489060, 31484684, 39355855, 78711710, 157423420]

約数ペア:

[(1, 157423420), (2, 78711710), (4, 39355855), (5, 31484684), (7, 22489060), (10, 15742342), (11, 14311220), (14, 11244530), (20, 7871171), (22, 7155610), (28, 5622265), (35, 4497812), (44, 3577805), (55, 2862244), (70, 2248906), (77, 2044460), (110, 1431122), (121, 1301020), (140, 1124453), (154, 1022230), (220, 715561), (242, 650510), (308, 511115), (385, 408892), (484, 325255), (605, 260204), (770, 204446), (847, 185860), (1210, 130102), (1540, 102223), (1694, 92930), (2420, 65051), (3388, 46465), (4235, 37172), (8470, 18586), (9293, 16940)]