388332640

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{919}}^1$

素因数の和:1092

約数の個数: 96

約数和(自身を含む): 973728000

約数和(自身を除く): 585395360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 139, 152, 160, 190, 278, 304, 380, 556, 608, 695, 760, 919, 1112, 1390, 1520, 1838, 2224, 2641, 2780, 3040, 3676, 4448, 4595, 5282, 5560, 7352, 9190, 10564, 11120, 13205, 14704, 17461, 18380, 21128, 22240, 26410, 29408, 34922, 36760, 42256, 52820, 69844, 73520, 84512, 87305, 105640, 127741, 139688, 147040, 174610, 211280, 255482, 279376, 349220, 422560, 510964, 558752, 638705, 698440, 1021928, 1277410, 1396880, 2043856, 2427079, 2554820, 2793760, 4087712, 4854158, 5109640, 9708316, 10219280, 12135395, 19416632, 20438560, 24270790, 38833264, 48541580, 77666528, 97083160, 194166320, 388332640]

約数ペア:

[(1, 388332640), (2, 194166320), (4, 97083160), (5, 77666528), (8, 48541580), (10, 38833264), (16, 24270790), (19, 20438560), (20, 19416632), (32, 12135395), (38, 10219280), (40, 9708316), (76, 5109640), (80, 4854158), (95, 4087712), (139, 2793760), (152, 2554820), (160, 2427079), (190, 2043856), (278, 1396880), (304, 1277410), (380, 1021928), (556, 698440), (608, 638705), (695, 558752), (760, 510964), (919, 422560), (1112, 349220), (1390, 279376), (1520, 255482), (1838, 211280), (2224, 174610), (2641, 147040), (2780, 139688), (3040, 127741), (3676, 105640), (4448, 87305), (4595, 84512), (5282, 73520), (5560, 69844), (7352, 52820), (9190, 42256), (10564, 36760), (11120, 34922), (13205, 29408), (14704, 26410), (17461, 22240), (18380, 21128)]