290820000

素因数分解:

$2^5\times 3^1\times 5^4\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:201

約数の個数: 240

約数和(自身を含む): 987208992

約数和(自身を除く): 696388992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 37, 40, 48, 50, 60, 74, 75, 80, 96, 100, 111, 120, 125, 131, 148, 150, 160, 185, 200, 222, 240, 250, 262, 296, 300, 370, 375, 393, 400, 444, 480, 500, 524, 555, 592, 600, 625, 655, 740, 750, 786, 800, 888, 925, 1000, 1048, 1110, 1184, 1200, 1250, 1310, 1480, 1500, 1572, 1776, 1850, 1875, 1965, 2000, 2096, 2220, 2400, 2500, 2620, 2775, 2960, 3000, 3144, 3275, 3552, 3700, 3750, 3930, 4000, 4192, 4440, 4625, 4847, 5000, 5240, 5550, 5920, 6000, 6288, 6550, 7400, 7500, 7860, 8880, 9250, 9694, 9825, 10000, 10480, 11100, 12000, 12576, 13100, 13875, 14541, 14800, 15000, 15720, 16375, 17760, 18500, 19388, 19650, 20000, 20960, 22200, 23125, 24235, 26200, 27750, 29082, 29600, 30000, 31440, 32750, 37000, 38776, 39300, 44400, 46250, 48470, 49125, 52400, 55500, 58164, 60000, 62880, 65500, 69375, 72705, 74000, 77552, 78600, 81875, 88800, 92500, 96940, 98250, 104800, 111000, 116328, 121175, 131000, 138750, 145410, 148000, 155104, 157200, 163750, 185000, 193880, 196500, 222000, 232656, 242350, 245625, 262000, 277500, 290820, 314400, 327500, 363525, 370000, 387760, 393000, 444000, 465312, 484700, 491250, 524000, 555000, 581640, 605875, 655000, 727050, 740000, 775520, 786000, 969400, 982500, 1110000, 1163280, 1211750, 1310000, 1454100, 1572000, 1817625, 1938800, 1965000, 2220000, 2326560, 2423500, 2620000, 2908200, 3029375, 3635250, 3877600, 3930000, 4847000, 5816400, 6058750, 7270500, 7860000, 9088125, 9694000, 11632800, 12117500, 14541000, 18176250, 19388000, 24235000, 29082000, 36352500, 48470000, 58164000, 72705000, 96940000, 145410000, 290820000]

約数ペア:

[(1, 290820000), (2, 145410000), (3, 96940000), (4, 72705000), (5, 58164000), (6, 48470000), (8, 36352500), (10, 29082000), (12, 24235000), (15, 19388000), (16, 18176250), (20, 14541000), (24, 12117500), (25, 11632800), (30, 9694000), (32, 9088125), (37, 7860000), (40, 7270500), (48, 6058750), (50, 5816400), (60, 4847000), (74, 3930000), (75, 3877600), (80, 3635250), (96, 3029375), (100, 2908200), (111, 2620000), (120, 2423500), (125, 2326560), (131, 2220000), (148, 1965000), (150, 1938800), (160, 1817625), (185, 1572000), (200, 1454100), (222, 1310000), (240, 1211750), (250, 1163280), (262, 1110000), (296, 982500), (300, 969400), (370, 786000), (375, 775520), (393, 740000), (400, 727050), (444, 655000), (480, 605875), (500, 581640), (524, 555000), (555, 524000), (592, 491250), (600, 484700), (625, 465312), (655, 444000), (740, 393000), (750, 387760), (786, 370000), (800, 363525), (888, 327500), (925, 314400), (1000, 290820), (1048, 277500), (1110, 262000), (1184, 245625), (1200, 242350), (1250, 232656), (1310, 222000), (1480, 196500), (1500, 193880), (1572, 185000), (1776, 163750), (1850, 157200), (1875, 155104), (1965, 148000), (2000, 145410), (2096, 138750), (2220, 131000), (2400, 121175), (2500, 116328), (2620, 111000), (2775, 104800), (2960, 98250), (3000, 96940), (3144, 92500), (3275, 88800), (3552, 81875), (3700, 78600), (3750, 77552), (3930, 74000), (4000, 72705), (4192, 69375), (4440, 65500), (4625, 62880), (4847, 60000), (5000, 58164), (5240, 55500), (5550, 52400), (5920, 49125), (6000, 48470), (6288, 46250), (6550, 44400), (7400, 39300), (7500, 38776), (7860, 37000), (8880, 32750), (9250, 31440), (9694, 30000), (9825, 29600), (10000, 29082), (10480, 27750), (11100, 26200), (12000, 24235), (12576, 23125), (13100, 22200), (13875, 20960), (14541, 20000), (14800, 19650), (15000, 19388), (15720, 18500), (16375, 17760)]