31521456

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:355

約数の個数: 120

約数和(自身を含む): 95462640

約数和(自身を除く): 63941184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 41, 48, 57, 72, 76, 82, 114, 123, 144, 152, 164, 171, 228, 246, 281, 304, 328, 342, 369, 456, 492, 562, 656, 684, 738, 779, 843, 912, 984, 1124, 1368, 1476, 1558, 1686, 1968, 2248, 2337, 2529, 2736, 2952, 3116, 3372, 4496, 4674, 5058, 5339, 5904, 6232, 6744, 7011, 9348, 10116, 10678, 11521, 12464, 13488, 14022, 16017, 18696, 20232, 21356, 23042, 28044, 32034, 34563, 37392, 40464, 42712, 46084, 48051, 56088, 64068, 69126, 85424, 92168, 96102, 103689, 112176, 128136, 138252, 184336, 192204, 207378, 218899, 256272, 276504, 384408, 414756, 437798, 553008, 656697, 768816, 829512, 875596, 1313394, 1659024, 1751192, 1970091, 2626788, 3502384, 3940182, 5253576, 7880364, 10507152, 15760728, 31521456]

約数ペア:

[(1, 31521456), (2, 15760728), (3, 10507152), (4, 7880364), (6, 5253576), (8, 3940182), (9, 3502384), (12, 2626788), (16, 1970091), (18, 1751192), (19, 1659024), (24, 1313394), (36, 875596), (38, 829512), (41, 768816), (48, 656697), (57, 553008), (72, 437798), (76, 414756), (82, 384408), (114, 276504), (123, 256272), (144, 218899), (152, 207378), (164, 192204), (171, 184336), (228, 138252), (246, 128136), (281, 112176), (304, 103689), (328, 96102), (342, 92168), (369, 85424), (456, 69126), (492, 64068), (562, 56088), (656, 48051), (684, 46084), (738, 42712), (779, 40464), (843, 37392), (912, 34563), (984, 32034), (1124, 28044), (1368, 23042), (1476, 21356), (1558, 20232), (1686, 18696), (1968, 16017), (2248, 14022), (2337, 13488), (2529, 12464), (2736, 11521), (2952, 10678), (3116, 10116), (3372, 9348), (4496, 7011), (4674, 6744), (5058, 6232), (5339, 5904)]