198663840

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{15329}}^1$

素因数の和:15356

約数の個数: 120

約数和(自身を含む): 701163540

約数和(自身を除く): 502499700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 15329, 30658, 45987, 61316, 76645, 91974, 122632, 137961, 153290, 183948, 229935, 245264, 275922, 306580, 367896, 413883, 459870, 490528, 551844, 613160, 689805, 735792, 827766, 919740, 1103688, 1226320, 1241649, 1379610, 1471584, 1655532, 1839480, 2069415, 2207376, 2452640, 2483298, 2759220, 3311064, 3678960, 4138830, 4414752, 4966596, 5518440, 6208245, 6622128, 7357920, 8277660, 9933192, 11036880, 12416490, 13244256, 16555320, 19866384, 22073760, 24832980, 33110640, 39732768, 49665960, 66221280, 99331920, 198663840]

約数ペア:

[(1, 198663840), (2, 99331920), (3, 66221280), (4, 49665960), (5, 39732768), (6, 33110640), (8, 24832980), (9, 22073760), (10, 19866384), (12, 16555320), (15, 13244256), (16, 12416490), (18, 11036880), (20, 9933192), (24, 8277660), (27, 7357920), (30, 6622128), (32, 6208245), (36, 5518440), (40, 4966596), (45, 4414752), (48, 4138830), (54, 3678960), (60, 3311064), (72, 2759220), (80, 2483298), (81, 2452640), (90, 2207376), (96, 2069415), (108, 1839480), (120, 1655532), (135, 1471584), (144, 1379610), (160, 1241649), (162, 1226320), (180, 1103688), (216, 919740), (240, 827766), (270, 735792), (288, 689805), (324, 613160), (360, 551844), (405, 490528), (432, 459870), (480, 413883), (540, 367896), (648, 306580), (720, 275922), (810, 245264), (864, 229935), (1080, 183948), (1296, 153290), (1440, 137961), (1620, 122632), (2160, 91974), (2592, 76645), (3240, 61316), (4320, 45987), (6480, 30658), (12960, 15329)]