621895320

素因数分解:

$2^3\times 3^7\times 5^1\times {\mathrm{7109}}^1$

素因数の和:7141

約数の個数: 128

約数和(自身を含む): 2098872000

約数和(自身を除く): 1476976680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 729, 810, 972, 1080, 1215, 1458, 1620, 1944, 2187, 2430, 2916, 3240, 3645, 4374, 4860, 5832, 7109, 7290, 8748, 9720, 10935, 14218, 14580, 17496, 21327, 21870, 28436, 29160, 35545, 42654, 43740, 56872, 63981, 71090, 85308, 87480, 106635, 127962, 142180, 170616, 191943, 213270, 255924, 284360, 319905, 383886, 426540, 511848, 575829, 639810, 767772, 853080, 959715, 1151658, 1279620, 1535544, 1727487, 1919430, 2303316, 2559240, 2879145, 3454974, 3838860, 4606632, 5182461, 5758290, 6909948, 7677720, 8637435, 10364922, 11516580, 13819896, 15547383, 17274870, 20729844, 23033160, 25912305, 31094766, 34549740, 41459688, 51824610, 62189532, 69099480, 77736915, 103649220, 124379064, 155473830, 207298440, 310947660, 621895320]

約数ペア:

[(1, 621895320), (2, 310947660), (3, 207298440), (4, 155473830), (5, 124379064), (6, 103649220), (8, 77736915), (9, 69099480), (10, 62189532), (12, 51824610), (15, 41459688), (18, 34549740), (20, 31094766), (24, 25912305), (27, 23033160), (30, 20729844), (36, 17274870), (40, 15547383), (45, 13819896), (54, 11516580), (60, 10364922), (72, 8637435), (81, 7677720), (90, 6909948), (108, 5758290), (120, 5182461), (135, 4606632), (162, 3838860), (180, 3454974), (216, 2879145), (243, 2559240), (270, 2303316), (324, 1919430), (360, 1727487), (405, 1535544), (486, 1279620), (540, 1151658), (648, 959715), (729, 853080), (810, 767772), (972, 639810), (1080, 575829), (1215, 511848), (1458, 426540), (1620, 383886), (1944, 319905), (2187, 284360), (2430, 255924), (2916, 213270), (3240, 191943), (3645, 170616), (4374, 142180), (4860, 127962), (5832, 106635), (7109, 87480), (7290, 85308), (8748, 71090), (9720, 63981), (10935, 56872), (14218, 43740), (14580, 42654), (17496, 35545), (21327, 29160), (21870, 28436)]