311808420

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7499}}^1$

素因数の和:7535

約数の個数: 192

約数和(自身を含む): 1209600000

約数和(自身を除く): 897791580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 27, 28, 30, 33, 35, 36, 42, 44, 45, 54, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 108, 110, 126, 132, 135, 140, 154, 165, 180, 189, 198, 210, 220, 231, 252, 270, 297, 308, 315, 330, 378, 385, 396, 420, 462, 495, 540, 594, 630, 660, 693, 756, 770, 924, 945, 990, 1155, 1188, 1260, 1386, 1485, 1540, 1890, 1980, 2079, 2310, 2772, 2970, 3465, 3780, 4158, 4620, 5940, 6930, 7499, 8316, 10395, 13860, 14998, 20790, 22497, 29996, 37495, 41580, 44994, 52493, 67491, 74990, 82489, 89988, 104986, 112485, 134982, 149980, 157479, 164978, 202473, 209972, 224970, 247467, 262465, 269964, 314958, 329956, 337455, 404946, 412445, 449940, 472437, 494934, 524930, 577423, 629916, 674910, 742401, 787395, 809892, 824890, 944874, 989868, 1012365, 1049860, 1154846, 1237335, 1349820, 1417311, 1484802, 1574790, 1649780, 1732269, 1889748, 2024730, 2227203, 2309692, 2362185, 2474670, 2834622, 2887115, 2969604, 3149580, 3464538, 3712005, 4049460, 4454406, 4724370, 4949340, 5196807, 5669244, 5774230, 6929076, 7086555, 7424010, 8661345, 8908812, 9448740, 10393614, 11136015, 11548460, 14173110, 14848020, 15590421, 17322690, 20787228, 22272030, 25984035, 28346220, 31180842, 34645380, 44544060, 51968070, 62361684, 77952105, 103936140, 155904210, 311808420]

約数ペア:

[(1, 311808420), (2, 155904210), (3, 103936140), (4, 77952105), (5, 62361684), (6, 51968070), (7, 44544060), (9, 34645380), (10, 31180842), (11, 28346220), (12, 25984035), (14, 22272030), (15, 20787228), (18, 17322690), (20, 15590421), (21, 14848020), (22, 14173110), (27, 11548460), (28, 11136015), (30, 10393614), (33, 9448740), (35, 8908812), (36, 8661345), (42, 7424010), (44, 7086555), (45, 6929076), (54, 5774230), (55, 5669244), (60, 5196807), (63, 4949340), (66, 4724370), (70, 4454406), (77, 4049460), (84, 3712005), (90, 3464538), (99, 3149580), (105, 2969604), (108, 2887115), (110, 2834622), (126, 2474670), (132, 2362185), (135, 2309692), (140, 2227203), (154, 2024730), (165, 1889748), (180, 1732269), (189, 1649780), (198, 1574790), (210, 1484802), (220, 1417311), (231, 1349820), (252, 1237335), (270, 1154846), (297, 1049860), (308, 1012365), (315, 989868), (330, 944874), (378, 824890), (385, 809892), (396, 787395), (420, 742401), (462, 674910), (495, 629916), (540, 577423), (594, 524930), (630, 494934), (660, 472437), (693, 449940), (756, 412445), (770, 404946), (924, 337455), (945, 329956), (990, 314958), (1155, 269964), (1188, 262465), (1260, 247467), (1386, 224970), (1485, 209972), (1540, 202473), (1890, 164978), (1980, 157479), (2079, 149980), (2310, 134982), (2772, 112485), (2970, 104986), (3465, 89988), (3780, 82489), (4158, 74990), (4620, 67491), (5940, 52493), (6930, 44994), (7499, 41580), (8316, 37495), (10395, 29996), (13860, 22497), (14998, 20790)]