68043140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:969

約数の個数: 72

約数和(自身を含む): 162306816

約数和(自身を除く): 94263676

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 121, 124, 155, 220, 242, 310, 341, 484, 605, 620, 682, 907, 1210, 1364, 1705, 1814, 2420, 3410, 3628, 3751, 4535, 6820, 7502, 9070, 9977, 15004, 18140, 18755, 19954, 28117, 37510, 39908, 49885, 56234, 75020, 99770, 109747, 112468, 140585, 199540, 219494, 281170, 309287, 438988, 548735, 562340, 618574, 1097470, 1237148, 1546435, 2194940, 3092870, 3402157, 6185740, 6804314, 13608628, 17010785, 34021570, 68043140]

約数ペア:

[(1, 68043140), (2, 34021570), (4, 17010785), (5, 13608628), (10, 6804314), (11, 6185740), (20, 3402157), (22, 3092870), (31, 2194940), (44, 1546435), (55, 1237148), (62, 1097470), (110, 618574), (121, 562340), (124, 548735), (155, 438988), (220, 309287), (242, 281170), (310, 219494), (341, 199540), (484, 140585), (605, 112468), (620, 109747), (682, 99770), (907, 75020), (1210, 56234), (1364, 49885), (1705, 39908), (1814, 37510), (2420, 28117), (3410, 19954), (3628, 18755), (3751, 18140), (4535, 15004), (6820, 9977), (7502, 9070)]