5181215880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{461}}^1\times {\mathrm{1283}}^1$

素因数の和:1831

約数の個数: 128

約数和(自身を含む): 15803061120

約数和(自身を除く): 10621845240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 120, 146, 219, 292, 365, 438, 461, 584, 730, 876, 922, 1095, 1283, 1383, 1460, 1752, 1844, 2190, 2305, 2566, 2766, 2920, 3688, 3849, 4380, 4610, 5132, 5532, 6415, 6915, 7698, 8760, 9220, 10264, 11064, 12830, 13830, 15396, 18440, 19245, 25660, 27660, 30792, 33653, 38490, 51320, 55320, 67306, 76980, 93659, 100959, 134612, 153960, 168265, 187318, 201918, 269224, 280977, 336530, 374636, 403836, 468295, 504795, 561954, 591463, 673060, 749272, 807672, 936590, 1009590, 1123908, 1182926, 1346120, 1404885, 1774389, 1873180, 2019180, 2247816, 2365852, 2809770, 2957315, 3548778, 3746360, 4038360, 4731704, 5619540, 5914630, 7097556, 8871945, 11239080, 11829260, 14195112, 17743890, 23658520, 35487780, 43176799, 70975560, 86353598, 129530397, 172707196, 215883995, 259060794, 345414392, 431767990, 518121588, 647651985, 863535980, 1036243176, 1295303970, 1727071960, 2590607940, 5181215880]

約数ペア:

[(1, 5181215880), (2, 2590607940), (3, 1727071960), (4, 1295303970), (5, 1036243176), (6, 863535980), (8, 647651985), (10, 518121588), (12, 431767990), (15, 345414392), (20, 259060794), (24, 215883995), (30, 172707196), (40, 129530397), (60, 86353598), (73, 70975560), (120, 43176799), (146, 35487780), (219, 23658520), (292, 17743890), (365, 14195112), (438, 11829260), (461, 11239080), (584, 8871945), (730, 7097556), (876, 5914630), (922, 5619540), (1095, 4731704), (1283, 4038360), (1383, 3746360), (1460, 3548778), (1752, 2957315), (1844, 2809770), (2190, 2365852), (2305, 2247816), (2566, 2019180), (2766, 1873180), (2920, 1774389), (3688, 1404885), (3849, 1346120), (4380, 1182926), (4610, 1123908), (5132, 1009590), (5532, 936590), (6415, 807672), (6915, 749272), (7698, 673060), (8760, 591463), (9220, 561954), (10264, 504795), (11064, 468295), (12830, 403836), (13830, 374636), (15396, 336530), (18440, 280977), (19245, 269224), (25660, 201918), (27660, 187318), (30792, 168265), (33653, 153960), (38490, 134612), (51320, 100959), (55320, 93659), (67306, 76980)]