31032540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2239}}^1$

素因数の和:2272

約数の個数: 144

約数和(自身を含む): 117411840

約数和(自身を除く): 86379300

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, 2239, 2310, 2772, 3465, 4478, 4620, 6717, 6930, 8956, 11195, 13434, 13860, 15673, 20151, 22390, 24629, 26868, 31346, 33585, 40302, 44780, 47019, 49258, 62692, 67170, 73887, 78365, 80604, 94038, 98516, 100755, 123145, 134340, 141057, 147774, 156730, 172403, 188076, 201510, 221661, 235095, 246290, 282114, 295548, 313460, 344806, 369435, 403020, 443322, 470190, 492580, 517209, 564228, 689612, 705285, 738870, 862015, 886644, 940380, 1034418, 1108305, 1410570, 1477740, 1551627, 1724030, 2068836, 2216610, 2586045, 2821140, 3103254, 3448060, 4433220, 5172090, 6206508, 7758135, 10344180, 15516270, 31032540]

約数ペア:

[(1, 31032540), (2, 15516270), (3, 10344180), (4, 7758135), (5, 6206508), (6, 5172090), (7, 4433220), (9, 3448060), (10, 3103254), (11, 2821140), (12, 2586045), (14, 2216610), (15, 2068836), (18, 1724030), (20, 1551627), (21, 1477740), (22, 1410570), (28, 1108305), (30, 1034418), (33, 940380), (35, 886644), (36, 862015), (42, 738870), (44, 705285), (45, 689612), (55, 564228), (60, 517209), (63, 492580), (66, 470190), (70, 443322), (77, 403020), (84, 369435), (90, 344806), (99, 313460), (105, 295548), (110, 282114), (126, 246290), (132, 235095), (140, 221661), (154, 201510), (165, 188076), (180, 172403), (198, 156730), (210, 147774), (220, 141057), (231, 134340), (252, 123145), (308, 100755), (315, 98516), (330, 94038), (385, 80604), (396, 78365), (420, 73887), (462, 67170), (495, 62692), (630, 49258), (660, 47019), (693, 44780), (770, 40302), (924, 33585), (990, 31346), (1155, 26868), (1260, 24629), (1386, 22390), (1540, 20151), (1980, 15673), (2239, 13860), (2310, 13434), (2772, 11195), (3465, 8956), (4478, 6930), (4620, 6717)]