353328560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{17881}}^1$

素因数の和:17926

約数の個数: 80

約数和(自身を含む): 931294560

約数和(自身を除く): 577966000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 9880, 17881, 19760, 35762, 71524, 89405, 143048, 178810, 232453, 286096, 339739, 357620, 464906, 679478, 715240, 929812, 1162265, 1358956, 1430480, 1698695, 1859624, 2324530, 2717912, 3397390, 3719248, 4416607, 4649060, 5435824, 6794780, 8833214, 9298120, 13589560, 17666428, 18596240, 22083035, 27179120, 35332856, 44166070, 70665712, 88332140, 176664280, 353328560]

約数ペア:

[(1, 353328560), (2, 176664280), (4, 88332140), (5, 70665712), (8, 44166070), (10, 35332856), (13, 27179120), (16, 22083035), (19, 18596240), (20, 17666428), (26, 13589560), (38, 9298120), (40, 8833214), (52, 6794780), (65, 5435824), (76, 4649060), (80, 4416607), (95, 3719248), (104, 3397390), (130, 2717912), (152, 2324530), (190, 1859624), (208, 1698695), (247, 1430480), (260, 1358956), (304, 1162265), (380, 929812), (494, 715240), (520, 679478), (760, 464906), (988, 357620), (1040, 339739), (1235, 286096), (1520, 232453), (1976, 178810), (2470, 143048), (3952, 89405), (4940, 71524), (9880, 35762), (17881, 19760)]