222519184

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:408

約数の個数: 80

約数和(自身を含む): 474215680

約数和(自身を除く): 251696496

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 73, 74, 76, 146, 148, 152, 271, 292, 296, 304, 542, 584, 592, 703, 1084, 1168, 1387, 1406, 2168, 2701, 2774, 2812, 4336, 5149, 5402, 5548, 5624, 10027, 10298, 10804, 11096, 11248, 19783, 20054, 20596, 21608, 22192, 39566, 40108, 41192, 43216, 51319, 79132, 80216, 82384, 102638, 158264, 160432, 190513, 205276, 316528, 375877, 381026, 410552, 731971, 751754, 762052, 821104, 1463942, 1503508, 1524104, 2927884, 3007016, 3048208, 5855768, 6014032, 11711536, 13907449, 27814898, 55629796, 111259592, 222519184]

約数ペア:

[(1, 222519184), (2, 111259592), (4, 55629796), (8, 27814898), (16, 13907449), (19, 11711536), (37, 6014032), (38, 5855768), (73, 3048208), (74, 3007016), (76, 2927884), (146, 1524104), (148, 1503508), (152, 1463942), (271, 821104), (292, 762052), (296, 751754), (304, 731971), (542, 410552), (584, 381026), (592, 375877), (703, 316528), (1084, 205276), (1168, 190513), (1387, 160432), (1406, 158264), (2168, 102638), (2701, 82384), (2774, 80216), (2812, 79132), (4336, 51319), (5149, 43216), (5402, 41192), (5548, 40108), (5624, 39566), (10027, 22192), (10298, 21608), (10804, 20596), (11096, 20054), (11248, 19783)]