68560360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 181440000

約数和(自身を除く): 112879640

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 59, 76, 88, 95, 110, 118, 139, 152, 190, 209, 220, 236, 278, 295, 380, 418, 440, 472, 556, 590, 649, 695, 760, 836, 1045, 1112, 1121, 1180, 1298, 1390, 1529, 1672, 2090, 2242, 2360, 2596, 2641, 2780, 3058, 3245, 4180, 4484, 5192, 5282, 5560, 5605, 6116, 6490, 7645, 8201, 8360, 8968, 10564, 11210, 12232, 12331, 12980, 13205, 15290, 16402, 21128, 22420, 24662, 25960, 26410, 29051, 30580, 32804, 41005, 44840, 49324, 52820, 58102, 61160, 61655, 65608, 82010, 90211, 98648, 105640, 116204, 123310, 145255, 155819, 164020, 180422, 232408, 246620, 290510, 311638, 328040, 360844, 451055, 493240, 581020, 623276, 721688, 779095, 902110, 1162040, 1246552, 1558190, 1714009, 1804220, 3116380, 3428018, 3608440, 6232760, 6856036, 8570045, 13712072, 17140090, 34280180, 68560360]

約数ペア:

[(1, 68560360), (2, 34280180), (4, 17140090), (5, 13712072), (8, 8570045), (10, 6856036), (11, 6232760), (19, 3608440), (20, 3428018), (22, 3116380), (38, 1804220), (40, 1714009), (44, 1558190), (55, 1246552), (59, 1162040), (76, 902110), (88, 779095), (95, 721688), (110, 623276), (118, 581020), (139, 493240), (152, 451055), (190, 360844), (209, 328040), (220, 311638), (236, 290510), (278, 246620), (295, 232408), (380, 180422), (418, 164020), (440, 155819), (472, 145255), (556, 123310), (590, 116204), (649, 105640), (695, 98648), (760, 90211), (836, 82010), (1045, 65608), (1112, 61655), (1121, 61160), (1180, 58102), (1298, 52820), (1390, 49324), (1529, 44840), (1672, 41005), (2090, 32804), (2242, 30580), (2360, 29051), (2596, 26410), (2641, 25960), (2780, 24662), (3058, 22420), (3245, 21128), (4180, 16402), (4484, 15290), (5192, 13205), (5282, 12980), (5560, 12331), (5605, 12232), (6116, 11210), (6490, 10564), (7645, 8968), (8201, 8360)]