488496880

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{881}}^1$

素因数の和:1162

約数の個数: 80

約数和(自身を含む): 1181174400

約数和(自身を除く): 692677520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 239, 290, 464, 478, 580, 881, 956, 1160, 1195, 1762, 1912, 2320, 2390, 3524, 3824, 4405, 4780, 6931, 7048, 8810, 9560, 13862, 14096, 17620, 19120, 25549, 27724, 34655, 35240, 51098, 55448, 69310, 70480, 102196, 110896, 127745, 138620, 204392, 210559, 255490, 277240, 408784, 421118, 510980, 554480, 842236, 1021960, 1052795, 1684472, 2043920, 2105590, 3368944, 4211180, 6106211, 8422360, 12212422, 16844720, 24424844, 30531055, 48849688, 61062110, 97699376, 122124220, 244248440, 488496880]

約数ペア:

[(1, 488496880), (2, 244248440), (4, 122124220), (5, 97699376), (8, 61062110), (10, 48849688), (16, 30531055), (20, 24424844), (29, 16844720), (40, 12212422), (58, 8422360), (80, 6106211), (116, 4211180), (145, 3368944), (232, 2105590), (239, 2043920), (290, 1684472), (464, 1052795), (478, 1021960), (580, 842236), (881, 554480), (956, 510980), (1160, 421118), (1195, 408784), (1762, 277240), (1912, 255490), (2320, 210559), (2390, 204392), (3524, 138620), (3824, 127745), (4405, 110896), (4780, 102196), (6931, 70480), (7048, 69310), (8810, 55448), (9560, 51098), (13862, 35240), (14096, 34655), (17620, 27724), (19120, 25549)]