220890000

素因数分解:

$2^4\times 3^1\times 5^4\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:267

約数の個数: 200

約数和(自身を含む): 736014400

約数和(自身を除く): 515124400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 37, 40, 48, 50, 60, 74, 75, 80, 100, 111, 120, 125, 148, 150, 185, 199, 200, 222, 240, 250, 296, 300, 370, 375, 398, 400, 444, 500, 555, 592, 597, 600, 625, 740, 750, 796, 888, 925, 995, 1000, 1110, 1194, 1200, 1250, 1480, 1500, 1592, 1776, 1850, 1875, 1990, 2000, 2220, 2388, 2500, 2775, 2960, 2985, 3000, 3184, 3700, 3750, 3980, 4440, 4625, 4776, 4975, 5000, 5550, 5970, 6000, 7363, 7400, 7500, 7960, 8880, 9250, 9552, 9950, 10000, 11100, 11940, 13875, 14726, 14800, 14925, 15000, 15920, 18500, 19900, 22089, 22200, 23125, 23880, 24875, 27750, 29452, 29850, 30000, 36815, 37000, 39800, 44178, 44400, 46250, 47760, 49750, 55500, 58904, 59700, 69375, 73630, 74000, 74625, 79600, 88356, 92500, 99500, 110445, 111000, 117808, 119400, 124375, 138750, 147260, 149250, 176712, 184075, 185000, 199000, 220890, 222000, 238800, 248750, 277500, 294520, 298500, 353424, 368150, 370000, 373125, 398000, 441780, 497500, 552225, 555000, 589040, 597000, 736300, 746250, 883560, 920375, 995000, 1104450, 1110000, 1194000, 1472600, 1492500, 1767120, 1840750, 1990000, 2208900, 2761125, 2945200, 2985000, 3681500, 4417800, 4601875, 5522250, 5970000, 7363000, 8835600, 9203750, 11044500, 13805625, 14726000, 18407500, 22089000, 27611250, 36815000, 44178000, 55222500, 73630000, 110445000, 220890000]

約数ペア:

[(1, 220890000), (2, 110445000), (3, 73630000), (4, 55222500), (5, 44178000), (6, 36815000), (8, 27611250), (10, 22089000), (12, 18407500), (15, 14726000), (16, 13805625), (20, 11044500), (24, 9203750), (25, 8835600), (30, 7363000), (37, 5970000), (40, 5522250), (48, 4601875), (50, 4417800), (60, 3681500), (74, 2985000), (75, 2945200), (80, 2761125), (100, 2208900), (111, 1990000), (120, 1840750), (125, 1767120), (148, 1492500), (150, 1472600), (185, 1194000), (199, 1110000), (200, 1104450), (222, 995000), (240, 920375), (250, 883560), (296, 746250), (300, 736300), (370, 597000), (375, 589040), (398, 555000), (400, 552225), (444, 497500), (500, 441780), (555, 398000), (592, 373125), (597, 370000), (600, 368150), (625, 353424), (740, 298500), (750, 294520), (796, 277500), (888, 248750), (925, 238800), (995, 222000), (1000, 220890), (1110, 199000), (1194, 185000), (1200, 184075), (1250, 176712), (1480, 149250), (1500, 147260), (1592, 138750), (1776, 124375), (1850, 119400), (1875, 117808), (1990, 111000), (2000, 110445), (2220, 99500), (2388, 92500), (2500, 88356), (2775, 79600), (2960, 74625), (2985, 74000), (3000, 73630), (3184, 69375), (3700, 59700), (3750, 58904), (3980, 55500), (4440, 49750), (4625, 47760), (4776, 46250), (4975, 44400), (5000, 44178), (5550, 39800), (5970, 37000), (6000, 36815), (7363, 30000), (7400, 29850), (7500, 29452), (7960, 27750), (8880, 24875), (9250, 23880), (9552, 23125), (9950, 22200), (10000, 22089), (11100, 19900), (11940, 18500), (13875, 15920), (14726, 15000), (14800, 14925)]