220157104

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{37}}^2$

素因数の和:147

約数の個数: 90

約数和(自身を含む): 482404020

約数和(自身を除く): 262246916

約数列:

[1, 2, 4, 8, 16, 19, 23, 37, 38, 46, 74, 76, 92, 148, 152, 184, 296, 304, 368, 437, 529, 592, 703, 851, 874, 1058, 1369, 1406, 1702, 1748, 2116, 2738, 2812, 3404, 3496, 4232, 5476, 5624, 6808, 6992, 8464, 10051, 10952, 11248, 13616, 16169, 19573, 20102, 21904, 26011, 31487, 32338, 39146, 40204, 52022, 62974, 64676, 78292, 80408, 104044, 125948, 129352, 156584, 160816, 208088, 251896, 258704, 313168, 371887, 416176, 503792, 598253, 724201, 743774, 1196506, 1448402, 1487548, 2393012, 2896804, 2975096, 4786024, 5793608, 5950192, 9572048, 11587216, 13759819, 27519638, 55039276, 110078552, 220157104]

約数ペア:

[(1, 220157104), (2, 110078552), (4, 55039276), (8, 27519638), (16, 13759819), (19, 11587216), (23, 9572048), (37, 5950192), (38, 5793608), (46, 4786024), (74, 2975096), (76, 2896804), (92, 2393012), (148, 1487548), (152, 1448402), (184, 1196506), (296, 743774), (304, 724201), (368, 598253), (437, 503792), (529, 416176), (592, 371887), (703, 313168), (851, 258704), (874, 251896), (1058, 208088), (1369, 160816), (1406, 156584), (1702, 129352), (1748, 125948), (2116, 104044), (2738, 80408), (2812, 78292), (3404, 64676), (3496, 62974), (4232, 52022), (5476, 40204), (5624, 39146), (6808, 32338), (6992, 31487), (8464, 26011), (10051, 21904), (10952, 20102), (11248, 19573), (13616, 16169)]