68562340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^2$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 180363456

約数和(自身を除く): 111801116

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 211, 220, 308, 385, 422, 770, 844, 1055, 1477, 1540, 2110, 2321, 2954, 4220, 4642, 5908, 7385, 9284, 11605, 14770, 16247, 23210, 29540, 32494, 44521, 46420, 64988, 81235, 89042, 162470, 178084, 222605, 311647, 324940, 445210, 489731, 623294, 890420, 979462, 1246588, 1558235, 1958924, 2448655, 3116470, 3428117, 4897310, 6232940, 6856234, 9794620, 13712468, 17140585, 34281170, 68562340]

約数ペア:

[(1, 68562340), (2, 34281170), (4, 17140585), (5, 13712468), (7, 9794620), (10, 6856234), (11, 6232940), (14, 4897310), (20, 3428117), (22, 3116470), (28, 2448655), (35, 1958924), (44, 1558235), (55, 1246588), (70, 979462), (77, 890420), (110, 623294), (140, 489731), (154, 445210), (211, 324940), (220, 311647), (308, 222605), (385, 178084), (422, 162470), (770, 89042), (844, 81235), (1055, 64988), (1477, 46420), (1540, 44521), (2110, 32494), (2321, 29540), (2954, 23210), (4220, 16247), (4642, 14770), (5908, 11605), (7385, 9284)]