320170488

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{787}}^1$

素因数の和:897

約数の個数: 128

約数和(自身を含む): 925931520

約数和(自身を除く): 605761032

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 23, 24, 33, 44, 46, 66, 67, 69, 88, 92, 132, 134, 138, 184, 201, 253, 264, 268, 276, 402, 506, 536, 552, 737, 759, 787, 804, 1012, 1474, 1518, 1541, 1574, 1608, 2024, 2211, 2361, 2948, 3036, 3082, 3148, 4422, 4623, 4722, 5896, 6072, 6164, 6296, 8657, 8844, 9246, 9444, 12328, 16951, 17314, 17688, 18101, 18492, 18888, 25971, 33902, 34628, 36202, 36984, 50853, 51942, 52729, 54303, 67804, 69256, 72404, 101706, 103884, 105458, 108606, 135608, 144808, 158187, 199111, 203412, 207768, 210916, 217212, 316374, 398222, 406824, 421832, 434424, 580019, 597333, 632748, 796444, 1160038, 1194666, 1212767, 1265496, 1592888, 1740057, 2320076, 2389332, 2425534, 3480114, 3638301, 4640152, 4778664, 4851068, 6960228, 7276602, 9702136, 13340437, 13920456, 14553204, 26680874, 29106408, 40021311, 53361748, 80042622, 106723496, 160085244, 320170488]

約数ペア:

[(1, 320170488), (2, 160085244), (3, 106723496), (4, 80042622), (6, 53361748), (8, 40021311), (11, 29106408), (12, 26680874), (22, 14553204), (23, 13920456), (24, 13340437), (33, 9702136), (44, 7276602), (46, 6960228), (66, 4851068), (67, 4778664), (69, 4640152), (88, 3638301), (92, 3480114), (132, 2425534), (134, 2389332), (138, 2320076), (184, 1740057), (201, 1592888), (253, 1265496), (264, 1212767), (268, 1194666), (276, 1160038), (402, 796444), (506, 632748), (536, 597333), (552, 580019), (737, 434424), (759, 421832), (787, 406824), (804, 398222), (1012, 316374), (1474, 217212), (1518, 210916), (1541, 207768), (1574, 203412), (1608, 199111), (2024, 158187), (2211, 144808), (2361, 135608), (2948, 108606), (3036, 105458), (3082, 103884), (3148, 101706), (4422, 72404), (4623, 69256), (4722, 67804), (5896, 54303), (6072, 52729), (6164, 51942), (6296, 50853), (8657, 36984), (8844, 36202), (9246, 34628), (9444, 33902), (12328, 25971), (16951, 18888), (17314, 18492), (17688, 18101)]