74651220

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:284

約数の個数: 240

約数和(自身を含む): 278087040

約数和(自身を除く): 203435820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 29, 30, 35, 36, 42, 45, 54, 58, 60, 63, 70, 81, 84, 87, 90, 105, 108, 116, 126, 135, 140, 145, 162, 174, 180, 189, 203, 210, 227, 252, 261, 270, 290, 315, 324, 348, 378, 405, 406, 420, 435, 454, 522, 540, 567, 580, 609, 630, 681, 756, 783, 810, 812, 870, 908, 945, 1015, 1044, 1134, 1135, 1218, 1260, 1305, 1362, 1566, 1589, 1620, 1740, 1827, 1890, 2030, 2043, 2268, 2270, 2349, 2436, 2610, 2724, 2835, 3045, 3132, 3178, 3405, 3654, 3780, 3915, 4060, 4086, 4540, 4698, 4767, 5220, 5481, 5670, 6090, 6129, 6356, 6583, 6810, 7308, 7830, 7945, 8172, 9135, 9396, 9534, 10215, 10962, 11340, 11745, 12180, 12258, 13166, 13620, 14301, 15660, 15890, 16443, 18270, 18387, 19068, 19749, 20430, 21924, 23490, 23835, 24516, 26332, 27405, 28602, 30645, 31780, 32886, 32915, 36540, 36774, 39498, 40860, 42903, 46081, 46980, 47670, 54810, 57204, 59247, 61290, 65772, 65830, 71505, 73548, 78996, 82215, 85806, 91935, 92162, 95340, 98745, 109620, 118494, 122580, 128709, 131660, 138243, 143010, 164430, 171612, 177741, 183870, 184324, 197490, 214515, 230405, 236988, 257418, 276486, 286020, 296235, 328860, 355482, 367740, 394980, 414729, 429030, 460810, 514836, 533223, 552972, 592470, 643545, 691215, 710964, 829458, 858060, 888705, 921620, 1066446, 1184940, 1244187, 1287090, 1382430, 1658916, 1777410, 2073645, 2132892, 2488374, 2574180, 2666115, 2764860, 3554820, 3732561, 4147290, 4976748, 5332230, 6220935, 7465122, 8294580, 10664460, 12441870, 14930244, 18662805, 24883740, 37325610, 74651220]

約数ペア:

[(1, 74651220), (2, 37325610), (3, 24883740), (4, 18662805), (5, 14930244), (6, 12441870), (7, 10664460), (9, 8294580), (10, 7465122), (12, 6220935), (14, 5332230), (15, 4976748), (18, 4147290), (20, 3732561), (21, 3554820), (27, 2764860), (28, 2666115), (29, 2574180), (30, 2488374), (35, 2132892), (36, 2073645), (42, 1777410), (45, 1658916), (54, 1382430), (58, 1287090), (60, 1244187), (63, 1184940), (70, 1066446), (81, 921620), (84, 888705), (87, 858060), (90, 829458), (105, 710964), (108, 691215), (116, 643545), (126, 592470), (135, 552972), (140, 533223), (145, 514836), (162, 460810), (174, 429030), (180, 414729), (189, 394980), (203, 367740), (210, 355482), (227, 328860), (252, 296235), (261, 286020), (270, 276486), (290, 257418), (315, 236988), (324, 230405), (348, 214515), (378, 197490), (405, 184324), (406, 183870), (420, 177741), (435, 171612), (454, 164430), (522, 143010), (540, 138243), (567, 131660), (580, 128709), (609, 122580), (630, 118494), (681, 109620), (756, 98745), (783, 95340), (810, 92162), (812, 91935), (870, 85806), (908, 82215), (945, 78996), (1015, 73548), (1044, 71505), (1134, 65830), (1135, 65772), (1218, 61290), (1260, 59247), (1305, 57204), (1362, 54810), (1566, 47670), (1589, 46980), (1620, 46081), (1740, 42903), (1827, 40860), (1890, 39498), (2030, 36774), (2043, 36540), (2268, 32915), (2270, 32886), (2349, 31780), (2436, 30645), (2610, 28602), (2724, 27405), (2835, 26332), (3045, 24516), (3132, 23835), (3178, 23490), (3405, 21924), (3654, 20430), (3780, 19749), (3915, 19068), (4060, 18387), (4086, 18270), (4540, 16443), (4698, 15890), (4767, 15660), (5220, 14301), (5481, 13620), (5670, 13166), (6090, 12258), (6129, 12180), (6356, 11745), (6583, 11340), (6810, 10962), (7308, 10215), (7830, 9534), (7945, 9396), (8172, 9135)]