217705312

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:404

約数の個数: 96

約数和(自身を含む): 491194368

約数和(自身を除く): 273489056

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 71, 88, 124, 142, 176, 248, 281, 284, 341, 352, 496, 562, 568, 682, 781, 992, 1124, 1136, 1364, 1562, 2201, 2248, 2272, 2728, 3091, 3124, 4402, 4496, 5456, 6182, 6248, 8711, 8804, 8992, 10912, 12364, 12496, 17422, 17608, 19951, 24211, 24728, 24992, 34844, 35216, 39902, 48422, 49456, 69688, 70432, 79804, 95821, 96844, 98912, 139376, 159608, 191642, 193688, 219461, 278752, 319216, 383284, 387376, 438922, 618481, 638432, 766568, 774752, 877844, 1236962, 1533136, 1755688, 2473924, 3066272, 3511376, 4947848, 6803291, 7022752, 9895696, 13606582, 19791392, 27213164, 54426328, 108852656, 217705312]

約数ペア:

[(1, 217705312), (2, 108852656), (4, 54426328), (8, 27213164), (11, 19791392), (16, 13606582), (22, 9895696), (31, 7022752), (32, 6803291), (44, 4947848), (62, 3511376), (71, 3066272), (88, 2473924), (124, 1755688), (142, 1533136), (176, 1236962), (248, 877844), (281, 774752), (284, 766568), (341, 638432), (352, 618481), (496, 438922), (562, 387376), (568, 383284), (682, 319216), (781, 278752), (992, 219461), (1124, 193688), (1136, 191642), (1364, 159608), (1562, 139376), (2201, 98912), (2248, 96844), (2272, 95821), (2728, 79804), (3091, 70432), (3124, 69688), (4402, 49456), (4496, 48422), (5456, 39902), (6182, 35216), (6248, 34844), (8711, 24992), (8804, 24728), (8992, 24211), (10912, 19951), (12364, 17608), (12496, 17422)]