278190324

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{1283}}^1$

素因数の和:1629

約数の個数: 72

約数和(自身を含む): 743127840

約数和(自身を除く): 464937516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 317, 342, 634, 684, 951, 1268, 1283, 1902, 2566, 2853, 3804, 3849, 5132, 5706, 6023, 7698, 11412, 11547, 12046, 15396, 18069, 23094, 24092, 24377, 36138, 46188, 48754, 54207, 72276, 73131, 97508, 108414, 146262, 216828, 219393, 292524, 406711, 438786, 813422, 877572, 1220133, 1626844, 2440266, 3660399, 4880532, 7320798, 7727509, 14641596, 15455018, 23182527, 30910036, 46365054, 69547581, 92730108, 139095162, 278190324]

約数ペア:

[(1, 278190324), (2, 139095162), (3, 92730108), (4, 69547581), (6, 46365054), (9, 30910036), (12, 23182527), (18, 15455018), (19, 14641596), (36, 7727509), (38, 7320798), (57, 4880532), (76, 3660399), (114, 2440266), (171, 1626844), (228, 1220133), (317, 877572), (342, 813422), (634, 438786), (684, 406711), (951, 292524), (1268, 219393), (1283, 216828), (1902, 146262), (2566, 108414), (2853, 97508), (3804, 73131), (3849, 72276), (5132, 54207), (5706, 48754), (6023, 46188), (7698, 36138), (11412, 24377), (11547, 24092), (12046, 23094), (15396, 18069)]