202216720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1217}}^1$

素因数の和:1328

約数の個数: 80

約数和(自身を含む): 492968448

約数和(自身を除く): 290751728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 67, 80, 124, 134, 155, 248, 268, 310, 335, 496, 536, 620, 670, 1072, 1217, 1240, 1340, 2077, 2434, 2480, 2680, 4154, 4868, 5360, 6085, 8308, 9736, 10385, 12170, 16616, 19472, 20770, 24340, 33232, 37727, 41540, 48680, 75454, 81539, 83080, 97360, 150908, 163078, 166160, 188635, 301816, 326156, 377270, 407695, 603632, 652312, 754540, 815390, 1304624, 1509080, 1630780, 2527709, 3018160, 3261560, 5055418, 6523120, 10110836, 12638545, 20221672, 25277090, 40443344, 50554180, 101108360, 202216720]

約数ペア:

[(1, 202216720), (2, 101108360), (4, 50554180), (5, 40443344), (8, 25277090), (10, 20221672), (16, 12638545), (20, 10110836), (31, 6523120), (40, 5055418), (62, 3261560), (67, 3018160), (80, 2527709), (124, 1630780), (134, 1509080), (155, 1304624), (248, 815390), (268, 754540), (310, 652312), (335, 603632), (496, 407695), (536, 377270), (620, 326156), (670, 301816), (1072, 188635), (1217, 166160), (1240, 163078), (1340, 150908), (2077, 97360), (2434, 83080), (2480, 81539), (2680, 75454), (4154, 48680), (4868, 41540), (5360, 37727), (6085, 33232), (8308, 24340), (9736, 20770), (10385, 19472), (12170, 16616)]