218226305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{379}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 312724800

約数和(自身を除く): 94498495

約数列:

[1, 5, 11, 19, 29, 55, 95, 145, 209, 319, 361, 379, 551, 1045, 1595, 1805, 1895, 2755, 3971, 4169, 6061, 7201, 10469, 10991, 19855, 20845, 30305, 36005, 52345, 54955, 79211, 115159, 120901, 136819, 208829, 396055, 575795, 604505, 684095, 1044145, 1505009, 2297119, 3967751, 7525045, 11485595, 19838755, 43645261, 218226305]

約数ペア:

[(1, 218226305), (5, 43645261), (11, 19838755), (19, 11485595), (29, 7525045), (55, 3967751), (95, 2297119), (145, 1505009), (209, 1044145), (319, 684095), (361, 604505), (379, 575795), (551, 396055), (1045, 208829), (1595, 136819), (1805, 120901), (1895, 115159), (2755, 79211), (3971, 54955), (4169, 52345), (6061, 36005), (7201, 30305), (10469, 20845), (10991, 19855)]