156914780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{521}}^1$

素因数の和:615

約数の個数: 72

約数和(自身を含む): 370164816

約数和(自身を除く): 213250036

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 521, 740, 814, 1042, 1369, 1628, 2035, 2084, 2605, 2738, 4070, 5210, 5476, 5731, 6845, 8140, 10420, 11462, 13690, 15059, 19277, 22924, 27380, 28655, 30118, 38554, 57310, 60236, 75295, 77108, 96385, 114620, 150590, 192770, 212047, 301180, 385540, 424094, 713249, 848188, 1060235, 1426498, 2120470, 2852996, 3566245, 4240940, 7132490, 7845739, 14264980, 15691478, 31382956, 39228695, 78457390, 156914780]

約数ペア:

[(1, 156914780), (2, 78457390), (4, 39228695), (5, 31382956), (10, 15691478), (11, 14264980), (20, 7845739), (22, 7132490), (37, 4240940), (44, 3566245), (55, 2852996), (74, 2120470), (110, 1426498), (148, 1060235), (185, 848188), (220, 713249), (370, 424094), (407, 385540), (521, 301180), (740, 212047), (814, 192770), (1042, 150590), (1369, 114620), (1628, 96385), (2035, 77108), (2084, 75295), (2605, 60236), (2738, 57310), (4070, 38554), (5210, 30118), (5476, 28655), (5731, 27380), (6845, 22924), (8140, 19277), (10420, 15059), (11462, 13690)]