28201140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14243}}^1$

素因数の和:14269

約数の個数: 72

約数和(自身を含む): 93326688

約数和(自身を除く): 65125548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 14243, 28486, 42729, 56972, 71215, 85458, 128187, 142430, 156673, 170916, 213645, 256374, 284860, 313346, 427290, 470019, 512748, 626692, 640935, 783365, 854580, 940038, 1281870, 1410057, 1566730, 1880076, 2350095, 2563740, 2820114, 3133460, 4700190, 5640228, 7050285, 9400380, 14100570, 28201140]

約数ペア:

[(1, 28201140), (2, 14100570), (3, 9400380), (4, 7050285), (5, 5640228), (6, 4700190), (9, 3133460), (10, 2820114), (11, 2563740), (12, 2350095), (15, 1880076), (18, 1566730), (20, 1410057), (22, 1281870), (30, 940038), (33, 854580), (36, 783365), (44, 640935), (45, 626692), (55, 512748), (60, 470019), (66, 427290), (90, 313346), (99, 284860), (110, 256374), (132, 213645), (165, 170916), (180, 156673), (198, 142430), (220, 128187), (330, 85458), (396, 71215), (495, 56972), (660, 42729), (990, 28486), (1980, 14243)]