199799220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{13933}}^1$

素因数の和:14184

約数の個数: 48

約数和(自身を含む): 561818880

約数和(自身を除く): 362019660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 239, 478, 717, 956, 1195, 1434, 2390, 2868, 3585, 4780, 7170, 13933, 14340, 27866, 41799, 55732, 69665, 83598, 139330, 167196, 208995, 278660, 417990, 835980, 3329987, 6659974, 9989961, 13319948, 16649935, 19979922, 33299870, 39959844, 49949805, 66599740, 99899610, 199799220]

約数ペア:

[(1, 199799220), (2, 99899610), (3, 66599740), (4, 49949805), (5, 39959844), (6, 33299870), (10, 19979922), (12, 16649935), (15, 13319948), (20, 9989961), (30, 6659974), (60, 3329987), (239, 835980), (478, 417990), (717, 278660), (956, 208995), (1195, 167196), (1434, 139330), (2390, 83598), (2868, 69665), (3585, 55732), (4780, 41799), (7170, 27866), (13933, 14340)]