31138128

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{1471}}^1$

素因数の和:1502

約数の個数: 120

約数和(自身を含む): 104040960

約数和(自身を除く): 72902832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 84, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 252, 294, 336, 378, 392, 432, 441, 504, 588, 756, 784, 882, 1008, 1176, 1323, 1471, 1512, 1764, 2352, 2646, 2942, 3024, 3528, 4413, 5292, 5884, 7056, 8826, 10297, 10584, 11768, 13239, 17652, 20594, 21168, 23536, 26478, 30891, 35304, 39717, 41188, 52956, 61782, 70608, 72079, 79434, 82376, 92673, 105912, 123564, 144158, 158868, 164752, 185346, 211824, 216237, 247128, 278019, 288316, 317736, 370692, 432474, 494256, 556038, 576632, 635472, 648711, 741384, 864948, 1112076, 1153264, 1297422, 1482768, 1729896, 1946133, 2224152, 2594844, 3459792, 3892266, 4448304, 5189688, 7784532, 10379376, 15569064, 31138128]

約数ペア:

[(1, 31138128), (2, 15569064), (3, 10379376), (4, 7784532), (6, 5189688), (7, 4448304), (8, 3892266), (9, 3459792), (12, 2594844), (14, 2224152), (16, 1946133), (18, 1729896), (21, 1482768), (24, 1297422), (27, 1153264), (28, 1112076), (36, 864948), (42, 741384), (48, 648711), (49, 635472), (54, 576632), (56, 556038), (63, 494256), (72, 432474), (84, 370692), (98, 317736), (108, 288316), (112, 278019), (126, 247128), (144, 216237), (147, 211824), (168, 185346), (189, 164752), (196, 158868), (216, 144158), (252, 123564), (294, 105912), (336, 92673), (378, 82376), (392, 79434), (432, 72079), (441, 70608), (504, 61782), (588, 52956), (756, 41188), (784, 39717), (882, 35304), (1008, 30891), (1176, 26478), (1323, 23536), (1471, 21168), (1512, 20594), (1764, 17652), (2352, 13239), (2646, 11768), (2942, 10584), (3024, 10297), (3528, 8826), (4413, 7056), (5292, 5884)]