320756688

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{318211}}^1$

素因数の和:318232

約数の個数: 60

約数和(自身を含む): 1025915488

約数和(自身を除く): 705158800

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 318211, 636422, 954633, 1272844, 1909266, 2227477, 2545688, 2863899, 3818532, 4454954, 5091376, 5727798, 6682431, 7637064, 8909908, 11455596, 13364862, 15274128, 17819816, 20047293, 22911192, 26729724, 35639632, 40094586, 45822384, 53459448, 80189172, 106918896, 160378344, 320756688]

約数ペア:

[(1, 320756688), (2, 160378344), (3, 106918896), (4, 80189172), (6, 53459448), (7, 45822384), (8, 40094586), (9, 35639632), (12, 26729724), (14, 22911192), (16, 20047293), (18, 17819816), (21, 15274128), (24, 13364862), (28, 11455596), (36, 8909908), (42, 7637064), (48, 6682431), (56, 5727798), (63, 5091376), (72, 4454954), (84, 3818532), (112, 2863899), (126, 2545688), (144, 2227477), (168, 1909266), (252, 1272844), (336, 954633), (504, 636422), (1008, 318211)]