551567240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67927}}^1$

素因数の和:67974

約数の個数: 64

約数和(自身を含む): 1467244800

約数和(自身を除く): 915677560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 67927, 135854, 271708, 339635, 475489, 543416, 679270, 950978, 1358540, 1901956, 1969883, 2377445, 2717080, 3803912, 3939766, 4754890, 7879532, 9509780, 9849415, 13789181, 15759064, 19019560, 19698830, 27578362, 39397660, 55156724, 68945905, 78795320, 110313448, 137891810, 275783620, 551567240]

約数ペア:

[(1, 551567240), (2, 275783620), (4, 137891810), (5, 110313448), (7, 78795320), (8, 68945905), (10, 55156724), (14, 39397660), (20, 27578362), (28, 19698830), (29, 19019560), (35, 15759064), (40, 13789181), (56, 9849415), (58, 9509780), (70, 7879532), (116, 4754890), (140, 3939766), (145, 3803912), (203, 2717080), (232, 2377445), (280, 1969883), (290, 1901956), (406, 1358540), (580, 950978), (812, 679270), (1015, 543416), (1160, 475489), (1624, 339635), (2030, 271708), (4060, 135854), (8120, 67927)]