219720000

素因数分解:

$2^6\times 3^1\times 5^4\times {\mathrm{1831}}^1$

素因数の和:1866

約数の個数: 140

約数和(自身を含む): 726842336

約数和(自身を除く): 507122336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 150, 160, 192, 200, 240, 250, 300, 320, 375, 400, 480, 500, 600, 625, 750, 800, 960, 1000, 1200, 1250, 1500, 1600, 1831, 1875, 2000, 2400, 2500, 3000, 3662, 3750, 4000, 4800, 5000, 5493, 6000, 7324, 7500, 8000, 9155, 10000, 10986, 12000, 14648, 15000, 18310, 20000, 21972, 24000, 27465, 29296, 30000, 36620, 40000, 43944, 45775, 54930, 58592, 60000, 73240, 87888, 91550, 109860, 117184, 120000, 137325, 146480, 175776, 183100, 219720, 228875, 274650, 292960, 351552, 366200, 439440, 457750, 549300, 585920, 686625, 732400, 878880, 915500, 1098600, 1144375, 1373250, 1464800, 1757760, 1831000, 2197200, 2288750, 2746500, 2929600, 3433125, 3662000, 4394400, 4577500, 5493000, 6866250, 7324000, 8788800, 9155000, 10986000, 13732500, 14648000, 18310000, 21972000, 27465000, 36620000, 43944000, 54930000, 73240000, 109860000, 219720000]

約数ペア:

[(1, 219720000), (2, 109860000), (3, 73240000), (4, 54930000), (5, 43944000), (6, 36620000), (8, 27465000), (10, 21972000), (12, 18310000), (15, 14648000), (16, 13732500), (20, 10986000), (24, 9155000), (25, 8788800), (30, 7324000), (32, 6866250), (40, 5493000), (48, 4577500), (50, 4394400), (60, 3662000), (64, 3433125), (75, 2929600), (80, 2746500), (96, 2288750), (100, 2197200), (120, 1831000), (125, 1757760), (150, 1464800), (160, 1373250), (192, 1144375), (200, 1098600), (240, 915500), (250, 878880), (300, 732400), (320, 686625), (375, 585920), (400, 549300), (480, 457750), (500, 439440), (600, 366200), (625, 351552), (750, 292960), (800, 274650), (960, 228875), (1000, 219720), (1200, 183100), (1250, 175776), (1500, 146480), (1600, 137325), (1831, 120000), (1875, 117184), (2000, 109860), (2400, 91550), (2500, 87888), (3000, 73240), (3662, 60000), (3750, 58592), (4000, 54930), (4800, 45775), (5000, 43944), (5493, 40000), (6000, 36620), (7324, 30000), (7500, 29296), (8000, 27465), (9155, 24000), (10000, 21972), (10986, 20000), (12000, 18310), (14648, 15000)]