280340172

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{158923}}^1$

素因数の和:158947

約数の個数: 54

約数和(自身を含む): 824338788

約数和(自身を除く): 543998616

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 158923, 317846, 476769, 635692, 953538, 1112461, 1430307, 1907076, 2224922, 2860614, 3337383, 4449844, 5721228, 6674766, 7787227, 10012149, 13349532, 15574454, 20024298, 23361681, 31148908, 40048596, 46723362, 70085043, 93446724, 140170086, 280340172]

約数ペア:

[(1, 280340172), (2, 140170086), (3, 93446724), (4, 70085043), (6, 46723362), (7, 40048596), (9, 31148908), (12, 23361681), (14, 20024298), (18, 15574454), (21, 13349532), (28, 10012149), (36, 7787227), (42, 6674766), (49, 5721228), (63, 4449844), (84, 3337383), (98, 2860614), (126, 2224922), (147, 1907076), (196, 1430307), (252, 1112461), (294, 953538), (441, 635692), (588, 476769), (882, 317846), (1764, 158923)]