157260620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^2$

素因数の和:363

約数の個数: 72

約数和(自身を含む): 375081840

約数和(自身を除く): 217821220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 157, 220, 290, 314, 319, 580, 628, 638, 785, 1276, 1570, 1595, 1727, 3140, 3190, 3454, 4553, 6380, 6908, 8635, 9106, 17270, 18212, 22765, 24649, 34540, 45530, 49298, 50083, 91060, 98596, 100166, 123245, 200332, 246490, 250415, 271139, 492980, 500830, 542278, 714821, 1001660, 1084556, 1355695, 1429642, 2711390, 2859284, 3574105, 5422780, 7148210, 7863031, 14296420, 15726062, 31452124, 39315155, 78630310, 157260620]

約数ペア:

[(1, 157260620), (2, 78630310), (4, 39315155), (5, 31452124), (10, 15726062), (11, 14296420), (20, 7863031), (22, 7148210), (29, 5422780), (44, 3574105), (55, 2859284), (58, 2711390), (110, 1429642), (116, 1355695), (145, 1084556), (157, 1001660), (220, 714821), (290, 542278), (314, 500830), (319, 492980), (580, 271139), (628, 250415), (638, 246490), (785, 200332), (1276, 123245), (1570, 100166), (1595, 98596), (1727, 91060), (3140, 50083), (3190, 49298), (3454, 45530), (4553, 34540), (6380, 24649), (6908, 22765), (8635, 18212), (9106, 17270)]