220207764

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{487}}^1\times {\mathrm{769}}^1$

素因数の和:1277

約数の個数: 72

約数和(自身を含む): 599712960

約数和(自身を除く): 379505196

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 487, 588, 769, 974, 1461, 1538, 1948, 2307, 2922, 3076, 3409, 4614, 5383, 5844, 6818, 9228, 10227, 10766, 13636, 16149, 20454, 21532, 23863, 32298, 37681, 40908, 47726, 64596, 71589, 75362, 95452, 113043, 143178, 150724, 226086, 286356, 374503, 452172, 749006, 1123509, 1498012, 2247018, 2621521, 4494036, 5243042, 7864563, 10486084, 15729126, 18350647, 31458252, 36701294, 55051941, 73402588, 110103882, 220207764]

約数ペア:

[(1, 220207764), (2, 110103882), (3, 73402588), (4, 55051941), (6, 36701294), (7, 31458252), (12, 18350647), (14, 15729126), (21, 10486084), (28, 7864563), (42, 5243042), (49, 4494036), (84, 2621521), (98, 2247018), (147, 1498012), (196, 1123509), (294, 749006), (487, 452172), (588, 374503), (769, 286356), (974, 226086), (1461, 150724), (1538, 143178), (1948, 113043), (2307, 95452), (2922, 75362), (3076, 71589), (3409, 64596), (4614, 47726), (5383, 40908), (5844, 37681), (6818, 32298), (9228, 23863), (10227, 21532), (10766, 20454), (13636, 16149)]