31207770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1087}}^1$

素因数の和:1140

約数の個数: 96

約数和(自身を含む): 91653120

約数和(自身を除く): 60445350

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 29, 30, 33, 45, 55, 58, 66, 87, 90, 99, 110, 145, 165, 174, 198, 261, 290, 319, 330, 435, 495, 522, 638, 870, 957, 990, 1087, 1305, 1595, 1914, 2174, 2610, 2871, 3190, 3261, 4785, 5435, 5742, 6522, 9570, 9783, 10870, 11957, 14355, 16305, 19566, 23914, 28710, 31523, 32610, 35871, 48915, 59785, 63046, 71742, 94569, 97830, 107613, 119570, 157615, 179355, 189138, 215226, 283707, 315230, 346753, 358710, 472845, 538065, 567414, 693506, 945690, 1040259, 1076130, 1418535, 1733765, 2080518, 2837070, 3120777, 3467530, 5201295, 6241554, 10402590, 15603885, 31207770]

約数ペア:

[(1, 31207770), (2, 15603885), (3, 10402590), (5, 6241554), (6, 5201295), (9, 3467530), (10, 3120777), (11, 2837070), (15, 2080518), (18, 1733765), (22, 1418535), (29, 1076130), (30, 1040259), (33, 945690), (45, 693506), (55, 567414), (58, 538065), (66, 472845), (87, 358710), (90, 346753), (99, 315230), (110, 283707), (145, 215226), (165, 189138), (174, 179355), (198, 157615), (261, 119570), (290, 107613), (319, 97830), (330, 94569), (435, 71742), (495, 63046), (522, 59785), (638, 48915), (870, 35871), (957, 32610), (990, 31523), (1087, 28710), (1305, 23914), (1595, 19566), (1914, 16305), (2174, 14355), (2610, 11957), (2871, 10870), (3190, 9783), (3261, 9570), (4785, 6522), (5435, 5742)]