197456940

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{467}}^1$

素因数の和:523

約数の個数: 168

約数和(自身を含む): 644520240

約数和(自身を除く): 447063300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 81, 87, 90, 108, 116, 135, 145, 162, 174, 180, 243, 261, 270, 290, 324, 348, 405, 435, 467, 486, 522, 540, 580, 729, 783, 810, 870, 934, 972, 1044, 1215, 1305, 1401, 1458, 1566, 1620, 1740, 1868, 2335, 2349, 2430, 2610, 2802, 2916, 3132, 3645, 3915, 4203, 4670, 4698, 4860, 5220, 5604, 7005, 7047, 7290, 7830, 8406, 9340, 9396, 11745, 12609, 13543, 14010, 14094, 14580, 15660, 16812, 21015, 21141, 23490, 25218, 27086, 28020, 28188, 35235, 37827, 40629, 42030, 42282, 46980, 50436, 54172, 63045, 67715, 70470, 75654, 81258, 84060, 84564, 105705, 113481, 121887, 126090, 135430, 140940, 151308, 162516, 189135, 203145, 211410, 226962, 243774, 252180, 270860, 340443, 365661, 378270, 406290, 422820, 453924, 487548, 567405, 609435, 680886, 731322, 756540, 812580, 1096983, 1134810, 1218870, 1361772, 1462644, 1702215, 1828305, 2193966, 2269620, 2437740, 3290949, 3404430, 3656610, 4387932, 5484915, 6581898, 6808860, 7313220, 9872847, 10969830, 13163796, 16454745, 19745694, 21939660, 32909490, 39491388, 49364235, 65818980, 98728470, 197456940]

約数ペア:

[(1, 197456940), (2, 98728470), (3, 65818980), (4, 49364235), (5, 39491388), (6, 32909490), (9, 21939660), (10, 19745694), (12, 16454745), (15, 13163796), (18, 10969830), (20, 9872847), (27, 7313220), (29, 6808860), (30, 6581898), (36, 5484915), (45, 4387932), (54, 3656610), (58, 3404430), (60, 3290949), (81, 2437740), (87, 2269620), (90, 2193966), (108, 1828305), (116, 1702215), (135, 1462644), (145, 1361772), (162, 1218870), (174, 1134810), (180, 1096983), (243, 812580), (261, 756540), (270, 731322), (290, 680886), (324, 609435), (348, 567405), (405, 487548), (435, 453924), (467, 422820), (486, 406290), (522, 378270), (540, 365661), (580, 340443), (729, 270860), (783, 252180), (810, 243774), (870, 226962), (934, 211410), (972, 203145), (1044, 189135), (1215, 162516), (1305, 151308), (1401, 140940), (1458, 135430), (1566, 126090), (1620, 121887), (1740, 113481), (1868, 105705), (2335, 84564), (2349, 84060), (2430, 81258), (2610, 75654), (2802, 70470), (2916, 67715), (3132, 63045), (3645, 54172), (3915, 50436), (4203, 46980), (4670, 42282), (4698, 42030), (4860, 40629), (5220, 37827), (5604, 35235), (7005, 28188), (7047, 28020), (7290, 27086), (7830, 25218), (8406, 23490), (9340, 21141), (9396, 21015), (11745, 16812), (12609, 15660), (13543, 14580), (14010, 14094)]