408972568

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 869045760

約数和(自身を除く): 460073192

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 47, 76, 92, 94, 131, 152, 184, 188, 262, 361, 376, 437, 524, 722, 874, 893, 1048, 1081, 1444, 1748, 1786, 2162, 2489, 2888, 3013, 3496, 3572, 4324, 4978, 6026, 6157, 7144, 8303, 8648, 9956, 12052, 12314, 16606, 16967, 19912, 20539, 24104, 24628, 33212, 33934, 41078, 47291, 49256, 57247, 66424, 67868, 82156, 94582, 114494, 116983, 135736, 141611, 164312, 189164, 228988, 233966, 283222, 378328, 390241, 457976, 467932, 566444, 780482, 935864, 1087693, 1132888, 1560964, 2175386, 2222677, 2690609, 3121928, 4350772, 4445354, 5381218, 8701544, 8890708, 10762436, 17781416, 21524872, 51121571, 102243142, 204486284, 408972568]

約数ペア:

[(1, 408972568), (2, 204486284), (4, 102243142), (8, 51121571), (19, 21524872), (23, 17781416), (38, 10762436), (46, 8890708), (47, 8701544), (76, 5381218), (92, 4445354), (94, 4350772), (131, 3121928), (152, 2690609), (184, 2222677), (188, 2175386), (262, 1560964), (361, 1132888), (376, 1087693), (437, 935864), (524, 780482), (722, 566444), (874, 467932), (893, 457976), (1048, 390241), (1081, 378328), (1444, 283222), (1748, 233966), (1786, 228988), (2162, 189164), (2489, 164312), (2888, 141611), (3013, 135736), (3496, 116983), (3572, 114494), (4324, 94582), (4978, 82156), (6026, 67868), (6157, 66424), (7144, 57247), (8303, 49256), (8648, 47291), (9956, 41078), (12052, 33934), (12314, 33212), (16606, 24628), (16967, 24104), (19912, 20539)]