161880000

素因数分解:

$2^6\times 3^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:125

約数の個数: 280

約数和(自身を含む): 571317120

約数和(自身を除く): 409437120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 32, 38, 40, 48, 50, 57, 60, 64, 71, 75, 76, 80, 95, 96, 100, 114, 120, 125, 142, 150, 152, 160, 190, 192, 200, 213, 228, 240, 250, 284, 285, 300, 304, 320, 355, 375, 380, 400, 426, 456, 475, 480, 500, 568, 570, 600, 608, 625, 710, 750, 760, 800, 852, 912, 950, 960, 1000, 1065, 1136, 1140, 1200, 1216, 1250, 1349, 1420, 1425, 1500, 1520, 1600, 1704, 1775, 1824, 1875, 1900, 2000, 2130, 2272, 2280, 2375, 2400, 2500, 2698, 2840, 2850, 3000, 3040, 3408, 3550, 3648, 3750, 3800, 4000, 4047, 4260, 4544, 4560, 4750, 4800, 5000, 5325, 5396, 5680, 5700, 6000, 6080, 6745, 6816, 7100, 7125, 7500, 7600, 8000, 8094, 8520, 8875, 9120, 9500, 10000, 10650, 10792, 11360, 11400, 11875, 12000, 13490, 13632, 14200, 14250, 15000, 15200, 16188, 17040, 17750, 18240, 19000, 20000, 20235, 21300, 21584, 22720, 22800, 23750, 24000, 26625, 26980, 28400, 28500, 30000, 30400, 32376, 33725, 34080, 35500, 35625, 38000, 40000, 40470, 42600, 43168, 44375, 45600, 47500, 53250, 53960, 56800, 57000, 60000, 64752, 67450, 68160, 71000, 71250, 76000, 80940, 85200, 86336, 88750, 91200, 95000, 101175, 106500, 107920, 113600, 114000, 120000, 129504, 133125, 134900, 142000, 142500, 152000, 161880, 168625, 170400, 177500, 190000, 202350, 213000, 215840, 228000, 259008, 266250, 269800, 284000, 285000, 323760, 337250, 340800, 355000, 380000, 404700, 426000, 431680, 456000, 505875, 532500, 539600, 568000, 570000, 647520, 674500, 710000, 760000, 809400, 843125, 852000, 1011750, 1065000, 1079200, 1140000, 1295040, 1349000, 1420000, 1618800, 1686250, 1704000, 2023500, 2130000, 2158400, 2280000, 2529375, 2698000, 2840000, 3237600, 3372500, 4047000, 4260000, 5058750, 5396000, 6475200, 6745000, 8094000, 8520000, 10117500, 10792000, 13490000, 16188000, 20235000, 26980000, 32376000, 40470000, 53960000, 80940000, 161880000]

約数ペア:

[(1, 161880000), (2, 80940000), (3, 53960000), (4, 40470000), (5, 32376000), (6, 26980000), (8, 20235000), (10, 16188000), (12, 13490000), (15, 10792000), (16, 10117500), (19, 8520000), (20, 8094000), (24, 6745000), (25, 6475200), (30, 5396000), (32, 5058750), (38, 4260000), (40, 4047000), (48, 3372500), (50, 3237600), (57, 2840000), (60, 2698000), (64, 2529375), (71, 2280000), (75, 2158400), (76, 2130000), (80, 2023500), (95, 1704000), (96, 1686250), (100, 1618800), (114, 1420000), (120, 1349000), (125, 1295040), (142, 1140000), (150, 1079200), (152, 1065000), (160, 1011750), (190, 852000), (192, 843125), (200, 809400), (213, 760000), (228, 710000), (240, 674500), (250, 647520), (284, 570000), (285, 568000), (300, 539600), (304, 532500), (320, 505875), (355, 456000), (375, 431680), (380, 426000), (400, 404700), (426, 380000), (456, 355000), (475, 340800), (480, 337250), (500, 323760), (568, 285000), (570, 284000), (600, 269800), (608, 266250), (625, 259008), (710, 228000), (750, 215840), (760, 213000), (800, 202350), (852, 190000), (912, 177500), (950, 170400), (960, 168625), (1000, 161880), (1065, 152000), (1136, 142500), (1140, 142000), (1200, 134900), (1216, 133125), (1250, 129504), (1349, 120000), (1420, 114000), (1425, 113600), (1500, 107920), (1520, 106500), (1600, 101175), (1704, 95000), (1775, 91200), (1824, 88750), (1875, 86336), (1900, 85200), (2000, 80940), (2130, 76000), (2272, 71250), (2280, 71000), (2375, 68160), (2400, 67450), (2500, 64752), (2698, 60000), (2840, 57000), (2850, 56800), (3000, 53960), (3040, 53250), (3408, 47500), (3550, 45600), (3648, 44375), (3750, 43168), (3800, 42600), (4000, 40470), (4047, 40000), (4260, 38000), (4544, 35625), (4560, 35500), (4750, 34080), (4800, 33725), (5000, 32376), (5325, 30400), (5396, 30000), (5680, 28500), (5700, 28400), (6000, 26980), (6080, 26625), (6745, 24000), (6816, 23750), (7100, 22800), (7125, 22720), (7500, 21584), (7600, 21300), (8000, 20235), (8094, 20000), (8520, 19000), (8875, 18240), (9120, 17750), (9500, 17040), (10000, 16188), (10650, 15200), (10792, 15000), (11360, 14250), (11400, 14200), (11875, 13632), (12000, 13490)]