19389000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{281}}^1$

素因数の和:328

約数の個数: 128

約数和(自身を含む): 63348480

約数和(自身を除く): 43959480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 25, 30, 40, 46, 50, 60, 69, 75, 92, 100, 115, 120, 125, 138, 150, 184, 200, 230, 250, 276, 281, 300, 345, 375, 460, 500, 552, 562, 575, 600, 690, 750, 843, 920, 1000, 1124, 1150, 1380, 1405, 1500, 1686, 1725, 2248, 2300, 2760, 2810, 2875, 3000, 3372, 3450, 4215, 4600, 5620, 5750, 6463, 6744, 6900, 7025, 8430, 8625, 11240, 11500, 12926, 13800, 14050, 16860, 17250, 19389, 21075, 23000, 25852, 28100, 32315, 33720, 34500, 35125, 38778, 42150, 51704, 56200, 64630, 69000, 70250, 77556, 84300, 96945, 105375, 129260, 140500, 155112, 161575, 168600, 193890, 210750, 258520, 281000, 323150, 387780, 421500, 484725, 646300, 775560, 807875, 843000, 969450, 1292600, 1615750, 1938900, 2423625, 3231500, 3877800, 4847250, 6463000, 9694500, 19389000]

約数ペア:

[(1, 19389000), (2, 9694500), (3, 6463000), (4, 4847250), (5, 3877800), (6, 3231500), (8, 2423625), (10, 1938900), (12, 1615750), (15, 1292600), (20, 969450), (23, 843000), (24, 807875), (25, 775560), (30, 646300), (40, 484725), (46, 421500), (50, 387780), (60, 323150), (69, 281000), (75, 258520), (92, 210750), (100, 193890), (115, 168600), (120, 161575), (125, 155112), (138, 140500), (150, 129260), (184, 105375), (200, 96945), (230, 84300), (250, 77556), (276, 70250), (281, 69000), (300, 64630), (345, 56200), (375, 51704), (460, 42150), (500, 38778), (552, 35125), (562, 34500), (575, 33720), (600, 32315), (690, 28100), (750, 25852), (843, 23000), (920, 21075), (1000, 19389), (1124, 17250), (1150, 16860), (1380, 14050), (1405, 13800), (1500, 12926), (1686, 11500), (1725, 11240), (2248, 8625), (2300, 8430), (2760, 7025), (2810, 6900), (2875, 6744), (3000, 6463), (3372, 5750), (3450, 5620), (4215, 4600)]