311115420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22447}}^1$

素因数の和:22480

約数の個数: 144

約数和(自身を含む): 1176634368

約数和(自身を除く): 865518948

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 660, 693, 770, 924, 990, 1155, 1260, 1386, 1540, 1980, 2310, 2772, 3465, 4620, 6930, 13860, 22447, 44894, 67341, 89788, 112235, 134682, 157129, 202023, 224470, 246917, 269364, 314258, 336705, 404046, 448940, 471387, 493834, 628516, 673410, 740751, 785645, 808092, 942774, 987668, 1010115, 1234585, 1346820, 1414161, 1481502, 1571290, 1728419, 1885548, 2020230, 2222253, 2356935, 2469170, 2828322, 2963004, 3142580, 3456838, 3703755, 4040460, 4444506, 4713870, 4938340, 5185257, 5656644, 6913676, 7070805, 7407510, 8642095, 8889012, 9427740, 10370514, 11111265, 14141610, 14815020, 15555771, 17284190, 20741028, 22222530, 25926285, 28283220, 31111542, 34568380, 44445060, 51852570, 62223084, 77778855, 103705140, 155557710, 311115420]

約数ペア:

[(1, 311115420), (2, 155557710), (3, 103705140), (4, 77778855), (5, 62223084), (6, 51852570), (7, 44445060), (9, 34568380), (10, 31111542), (11, 28283220), (12, 25926285), (14, 22222530), (15, 20741028), (18, 17284190), (20, 15555771), (21, 14815020), (22, 14141610), (28, 11111265), (30, 10370514), (33, 9427740), (35, 8889012), (36, 8642095), (42, 7407510), (44, 7070805), (45, 6913676), (55, 5656644), (60, 5185257), (63, 4938340), (66, 4713870), (70, 4444506), (77, 4040460), (84, 3703755), (90, 3456838), (99, 3142580), (105, 2963004), (110, 2828322), (126, 2469170), (132, 2356935), (140, 2222253), (154, 2020230), (165, 1885548), (180, 1728419), (198, 1571290), (210, 1481502), (220, 1414161), (231, 1346820), (252, 1234585), (308, 1010115), (315, 987668), (330, 942774), (385, 808092), (396, 785645), (420, 740751), (462, 673410), (495, 628516), (630, 493834), (660, 471387), (693, 448940), (770, 404046), (924, 336705), (990, 314258), (1155, 269364), (1260, 246917), (1386, 224470), (1540, 202023), (1980, 157129), (2310, 134682), (2772, 112235), (3465, 89788), (4620, 67341), (6930, 44894), (13860, 22447)]