84147560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:331

約数の個数: 128

約数和(自身を含む): 229996800

約数和(自身を除く): 145849240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 43, 56, 58, 70, 86, 116, 140, 145, 172, 203, 215, 232, 241, 280, 290, 301, 344, 406, 430, 482, 580, 602, 812, 860, 964, 1015, 1160, 1204, 1205, 1247, 1505, 1624, 1687, 1720, 1928, 2030, 2408, 2410, 2494, 3010, 3374, 4060, 4820, 4988, 6020, 6235, 6748, 6989, 8120, 8435, 8729, 9640, 9976, 10363, 12040, 12470, 13496, 13978, 16870, 17458, 20726, 24940, 27956, 33740, 34916, 34945, 41452, 43645, 48923, 49880, 51815, 55912, 67480, 69832, 69890, 72541, 82904, 87290, 97846, 103630, 139780, 145082, 174580, 195692, 207260, 244615, 279560, 290164, 300527, 349160, 362705, 391384, 414520, 489230, 580328, 601054, 725410, 978460, 1202108, 1450820, 1502635, 1956920, 2103689, 2404216, 2901640, 3005270, 4207378, 6010540, 8414756, 10518445, 12021080, 16829512, 21036890, 42073780, 84147560]

約数ペア:

[(1, 84147560), (2, 42073780), (4, 21036890), (5, 16829512), (7, 12021080), (8, 10518445), (10, 8414756), (14, 6010540), (20, 4207378), (28, 3005270), (29, 2901640), (35, 2404216), (40, 2103689), (43, 1956920), (56, 1502635), (58, 1450820), (70, 1202108), (86, 978460), (116, 725410), (140, 601054), (145, 580328), (172, 489230), (203, 414520), (215, 391384), (232, 362705), (241, 349160), (280, 300527), (290, 290164), (301, 279560), (344, 244615), (406, 207260), (430, 195692), (482, 174580), (580, 145082), (602, 139780), (812, 103630), (860, 97846), (964, 87290), (1015, 82904), (1160, 72541), (1204, 69890), (1205, 69832), (1247, 67480), (1505, 55912), (1624, 51815), (1687, 49880), (1720, 48923), (1928, 43645), (2030, 41452), (2408, 34945), (2410, 34916), (2494, 33740), (3010, 27956), (3374, 24940), (4060, 20726), (4820, 17458), (4988, 16870), (6020, 13978), (6235, 13496), (6748, 12470), (6989, 12040), (8120, 10363), (8435, 9976), (8729, 9640)]