177456220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{1129}}^1$

素因数の和:1438

約数の個数: 48

約数和(自身を含む): 387273600

約数和(自身を除く): 209817380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 271, 290, 542, 580, 1084, 1129, 1355, 2258, 2710, 4516, 5420, 5645, 7859, 11290, 15718, 22580, 31436, 32741, 39295, 65482, 78590, 130964, 157180, 163705, 305959, 327410, 611918, 654820, 1223836, 1529795, 3059590, 6119180, 8872811, 17745622, 35491244, 44364055, 88728110, 177456220]

約数ペア:

[(1, 177456220), (2, 88728110), (4, 44364055), (5, 35491244), (10, 17745622), (20, 8872811), (29, 6119180), (58, 3059590), (116, 1529795), (145, 1223836), (271, 654820), (290, 611918), (542, 327410), (580, 305959), (1084, 163705), (1129, 157180), (1355, 130964), (2258, 78590), (2710, 65482), (4516, 39295), (5420, 32741), (5645, 31436), (7859, 22580), (11290, 15718)]