163853480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1187}}^1$

素因数の和:1251

約数の個数: 128

約数和(自身を含む): 461894400

約数和(自身を除く): 298040920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 29, 34, 35, 40, 56, 58, 68, 70, 85, 116, 119, 136, 140, 145, 170, 203, 232, 238, 280, 290, 340, 406, 476, 493, 580, 595, 680, 812, 952, 986, 1015, 1160, 1187, 1190, 1624, 1972, 2030, 2374, 2380, 2465, 3451, 3944, 4060, 4748, 4760, 4930, 5935, 6902, 8120, 8309, 9496, 9860, 11870, 13804, 16618, 17255, 19720, 20179, 23740, 27608, 33236, 34423, 34510, 40358, 41545, 47480, 66472, 68846, 69020, 80716, 83090, 100895, 137692, 138040, 141253, 161432, 166180, 172115, 201790, 240961, 275384, 282506, 332360, 344230, 403580, 481922, 565012, 585191, 688460, 706265, 807160, 963844, 1130024, 1170382, 1204805, 1376920, 1412530, 1927688, 2340764, 2409610, 2825060, 2925955, 4096337, 4681528, 4819220, 5650120, 5851910, 8192674, 9638440, 11703820, 16385348, 20481685, 23407640, 32770696, 40963370, 81926740, 163853480]

約数ペア:

[(1, 163853480), (2, 81926740), (4, 40963370), (5, 32770696), (7, 23407640), (8, 20481685), (10, 16385348), (14, 11703820), (17, 9638440), (20, 8192674), (28, 5851910), (29, 5650120), (34, 4819220), (35, 4681528), (40, 4096337), (56, 2925955), (58, 2825060), (68, 2409610), (70, 2340764), (85, 1927688), (116, 1412530), (119, 1376920), (136, 1204805), (140, 1170382), (145, 1130024), (170, 963844), (203, 807160), (232, 706265), (238, 688460), (280, 585191), (290, 565012), (340, 481922), (406, 403580), (476, 344230), (493, 332360), (580, 282506), (595, 275384), (680, 240961), (812, 201790), (952, 172115), (986, 166180), (1015, 161432), (1160, 141253), (1187, 138040), (1190, 137692), (1624, 100895), (1972, 83090), (2030, 80716), (2374, 69020), (2380, 68846), (2465, 66472), (3451, 47480), (3944, 41545), (4060, 40358), (4748, 34510), (4760, 34423), (4930, 33236), (5935, 27608), (6902, 23740), (8120, 20179), (8309, 19720), (9496, 17255), (9860, 16618), (11870, 13804)]