206880778000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{418787}}^1$

素因数の和:418842

約数の個数: 160

約数和(自身を含む): 567072455040

約数和(自身を除く): 360191677040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 80, 95, 100, 104, 125, 130, 152, 190, 200, 208, 247, 250, 260, 304, 325, 380, 400, 475, 494, 500, 520, 650, 760, 950, 988, 1000, 1040, 1235, 1300, 1520, 1625, 1900, 1976, 2000, 2375, 2470, 2600, 3250, 3800, 3952, 4750, 4940, 5200, 6175, 6500, 7600, 9500, 9880, 12350, 13000, 19000, 19760, 24700, 26000, 30875, 38000, 49400, 61750, 98800, 123500, 247000, 418787, 494000, 837574, 1675148, 2093935, 3350296, 4187870, 5444231, 6700592, 7956953, 8375740, 10469675, 10888462, 15913906, 16751480, 20939350, 21776924, 27221155, 31827812, 33502960, 39784765, 41878700, 43553848, 52348375, 54442310, 63655624, 79569530, 83757400, 87107696, 103440389, 104696750, 108884620, 127311248, 136105775, 159139060, 167514800, 198923825, 206880778, 209393500, 217769240, 272211550, 318278120, 397847650, 413761556, 418787000, 435538480, 517201945, 544423100, 636556240, 680528875, 795695300, 827523112, 837574000, 994619125, 1034403890, 1088846200, 1361057750, 1591390600, 1655046224, 1989238250, 2068807780, 2177692400, 2586009725, 2722115500, 3182781200, 3978476500, 4137615560, 5172019450, 5444231000, 7956953000, 8275231120, 10344038900, 10888462000, 12930048625, 15913906000, 20688077800, 25860097250, 41376155600, 51720194500, 103440389000, 206880778000]

約数ペア:

[(1, 206880778000), (2, 103440389000), (4, 51720194500), (5, 41376155600), (8, 25860097250), (10, 20688077800), (13, 15913906000), (16, 12930048625), (19, 10888462000), (20, 10344038900), (25, 8275231120), (26, 7956953000), (38, 5444231000), (40, 5172019450), (50, 4137615560), (52, 3978476500), (65, 3182781200), (76, 2722115500), (80, 2586009725), (95, 2177692400), (100, 2068807780), (104, 1989238250), (125, 1655046224), (130, 1591390600), (152, 1361057750), (190, 1088846200), (200, 1034403890), (208, 994619125), (247, 837574000), (250, 827523112), (260, 795695300), (304, 680528875), (325, 636556240), (380, 544423100), (400, 517201945), (475, 435538480), (494, 418787000), (500, 413761556), (520, 397847650), (650, 318278120), (760, 272211550), (950, 217769240), (988, 209393500), (1000, 206880778), (1040, 198923825), (1235, 167514800), (1300, 159139060), (1520, 136105775), (1625, 127311248), (1900, 108884620), (1976, 104696750), (2000, 103440389), (2375, 87107696), (2470, 83757400), (2600, 79569530), (3250, 63655624), (3800, 54442310), (3952, 52348375), (4750, 43553848), (4940, 41878700), (5200, 39784765), (6175, 33502960), (6500, 31827812), (7600, 27221155), (9500, 21776924), (9880, 20939350), (12350, 16751480), (13000, 15913906), (19000, 10888462), (19760, 10469675), (24700, 8375740), (26000, 7956953), (30875, 6700592), (38000, 5444231), (49400, 4187870), (61750, 3350296), (98800, 2093935), (123500, 1675148), (247000, 837574), (418787, 494000)]