220157288

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2969}}^1$

素因数の和:3042

約数の個数: 64

約数和(自身を含む): 479001600

約数和(自身を除く): 258844312

約数列:

[1, 2, 4, 8, 13, 23, 26, 31, 46, 52, 62, 92, 104, 124, 184, 248, 299, 403, 598, 713, 806, 1196, 1426, 1612, 2392, 2852, 2969, 3224, 5704, 5938, 9269, 11876, 18538, 23752, 37076, 38597, 68287, 74152, 77194, 92039, 136574, 154388, 184078, 273148, 308776, 368156, 546296, 736312, 887731, 1196507, 1775462, 2116897, 2393014, 3550924, 4233794, 4786028, 7101848, 8467588, 9572056, 16935176, 27519661, 55039322, 110078644, 220157288]

約数ペア:

[(1, 220157288), (2, 110078644), (4, 55039322), (8, 27519661), (13, 16935176), (23, 9572056), (26, 8467588), (31, 7101848), (46, 4786028), (52, 4233794), (62, 3550924), (92, 2393014), (104, 2116897), (124, 1775462), (184, 1196507), (248, 887731), (299, 736312), (403, 546296), (598, 368156), (713, 308776), (806, 273148), (1196, 184078), (1426, 154388), (1612, 136574), (2392, 92039), (2852, 77194), (2969, 74152), (3224, 68287), (5704, 38597), (5938, 37076), (9269, 23752), (11876, 18538)]