398496240

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{184489}}^1$

素因数の和:184511

約数の個数: 80

約数和(自身を含む): 1372605600

約数和(自身を除く): 974109360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 184489, 368978, 553467, 737956, 922445, 1106934, 1475912, 1660401, 1844890, 2213868, 2767335, 2951824, 3320802, 3689780, 4427736, 4981203, 5534670, 6641604, 7379560, 8302005, 8855472, 9962406, 11069340, 13283208, 14759120, 16604010, 19924812, 22138680, 24906015, 26566416, 33208020, 39849624, 44277360, 49812030, 66416040, 79699248, 99624060, 132832080, 199248120, 398496240]

約数ペア:

[(1, 398496240), (2, 199248120), (3, 132832080), (4, 99624060), (5, 79699248), (6, 66416040), (8, 49812030), (9, 44277360), (10, 39849624), (12, 33208020), (15, 26566416), (16, 24906015), (18, 22138680), (20, 19924812), (24, 16604010), (27, 14759120), (30, 13283208), (36, 11069340), (40, 9962406), (45, 8855472), (48, 8302005), (54, 7379560), (60, 6641604), (72, 5534670), (80, 4981203), (90, 4427736), (108, 3689780), (120, 3320802), (135, 2951824), (144, 2767335), (180, 2213868), (216, 1844890), (240, 1660401), (270, 1475912), (360, 1106934), (432, 922445), (540, 737956), (720, 553467), (1080, 368978), (2160, 184489)]