1609998000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{20641}}^1$

素因数の和:20680

約数の個数: 160

約数和(自身を含む): 5590183872

約数和(自身を除く): 3980185872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 100, 104, 120, 125, 130, 150, 156, 195, 200, 208, 240, 250, 260, 300, 312, 325, 375, 390, 400, 500, 520, 600, 624, 650, 750, 780, 975, 1000, 1040, 1200, 1300, 1500, 1560, 1625, 1950, 2000, 2600, 3000, 3120, 3250, 3900, 4875, 5200, 6000, 6500, 7800, 9750, 13000, 15600, 19500, 20641, 26000, 39000, 41282, 61923, 78000, 82564, 103205, 123846, 165128, 206410, 247692, 268333, 309615, 330256, 412820, 495384, 516025, 536666, 619230, 804999, 825640, 990768, 1032050, 1073332, 1238460, 1341665, 1548075, 1609998, 1651280, 2064100, 2146664, 2476920, 2580125, 2683330, 3096150, 3219996, 4024995, 4128200, 4293328, 4953840, 5160250, 5366660, 6192300, 6439992, 6708325, 7740375, 8049990, 8256400, 10320500, 10733320, 12384600, 12879984, 13416650, 15480750, 16099980, 20124975, 20641000, 21466640, 24769200, 26833300, 30961500, 32199960, 33541625, 40249950, 41282000, 53666600, 61923000, 64399920, 67083250, 80499900, 100624875, 107333200, 123846000, 134166500, 160999800, 201249750, 268333000, 321999600, 402499500, 536666000, 804999000, 1609998000]

約数ペア:

[(1, 1609998000), (2, 804999000), (3, 536666000), (4, 402499500), (5, 321999600), (6, 268333000), (8, 201249750), (10, 160999800), (12, 134166500), (13, 123846000), (15, 107333200), (16, 100624875), (20, 80499900), (24, 67083250), (25, 64399920), (26, 61923000), (30, 53666600), (39, 41282000), (40, 40249950), (48, 33541625), (50, 32199960), (52, 30961500), (60, 26833300), (65, 24769200), (75, 21466640), (78, 20641000), (80, 20124975), (100, 16099980), (104, 15480750), (120, 13416650), (125, 12879984), (130, 12384600), (150, 10733320), (156, 10320500), (195, 8256400), (200, 8049990), (208, 7740375), (240, 6708325), (250, 6439992), (260, 6192300), (300, 5366660), (312, 5160250), (325, 4953840), (375, 4293328), (390, 4128200), (400, 4024995), (500, 3219996), (520, 3096150), (600, 2683330), (624, 2580125), (650, 2476920), (750, 2146664), (780, 2064100), (975, 1651280), (1000, 1609998), (1040, 1548075), (1200, 1341665), (1300, 1238460), (1500, 1073332), (1560, 1032050), (1625, 990768), (1950, 825640), (2000, 804999), (2600, 619230), (3000, 536666), (3120, 516025), (3250, 495384), (3900, 412820), (4875, 330256), (5200, 309615), (6000, 268333), (6500, 247692), (7800, 206410), (9750, 165128), (13000, 123846), (15600, 103205), (19500, 82564), (20641, 78000), (26000, 61923), (39000, 41282)]