144448420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{919}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 315302400

約数和(自身を除く): 170853980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 271, 290, 542, 580, 919, 1084, 1355, 1838, 2710, 3676, 4595, 5420, 7859, 9190, 15718, 18380, 26651, 31436, 39295, 53302, 78590, 106604, 133255, 157180, 249049, 266510, 498098, 533020, 996196, 1245245, 2490490, 4980980, 7222421, 14444842, 28889684, 36112105, 72224210, 144448420]

約数ペア:

[(1, 144448420), (2, 72224210), (4, 36112105), (5, 28889684), (10, 14444842), (20, 7222421), (29, 4980980), (58, 2490490), (116, 1245245), (145, 996196), (271, 533020), (290, 498098), (542, 266510), (580, 249049), (919, 157180), (1084, 133255), (1355, 106604), (1838, 78590), (2710, 53302), (3676, 39295), (4595, 31436), (5420, 26651), (7859, 18380), (9190, 15718)]