665880000

素因数分解:

$2^6\times 3^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:245

約数の個数: 280

約数和(自身を含む): 2285268480

約数和(自身を除く): 1619388480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 32, 40, 48, 50, 60, 62, 64, 75, 80, 93, 96, 100, 120, 124, 125, 150, 155, 160, 179, 186, 192, 200, 240, 248, 250, 300, 310, 320, 358, 372, 375, 400, 465, 480, 496, 500, 537, 600, 620, 625, 716, 744, 750, 775, 800, 895, 930, 960, 992, 1000, 1074, 1200, 1240, 1250, 1432, 1488, 1500, 1550, 1600, 1790, 1860, 1875, 1984, 2000, 2148, 2325, 2400, 2480, 2500, 2685, 2864, 2976, 3000, 3100, 3580, 3720, 3750, 3875, 4000, 4296, 4475, 4650, 4800, 4960, 5000, 5370, 5549, 5728, 5952, 6000, 6200, 7160, 7440, 7500, 7750, 8000, 8592, 8950, 9300, 9920, 10000, 10740, 11098, 11456, 11625, 12000, 12400, 13425, 14320, 14880, 15000, 15500, 16647, 17184, 17900, 18600, 19375, 20000, 21480, 22196, 22375, 23250, 24000, 24800, 26850, 27745, 28640, 29760, 30000, 31000, 33294, 34368, 35800, 37200, 38750, 40000, 42960, 44392, 44750, 46500, 49600, 53700, 55490, 57280, 58125, 60000, 62000, 66588, 67125, 71600, 74400, 77500, 83235, 85920, 88784, 89500, 93000, 107400, 110980, 111875, 116250, 120000, 124000, 133176, 134250, 138725, 143200, 148800, 155000, 166470, 171840, 177568, 179000, 186000, 214800, 221960, 223750, 232500, 248000, 266352, 268500, 277450, 286400, 310000, 332940, 335625, 355136, 358000, 372000, 416175, 429600, 443920, 447500, 465000, 532704, 537000, 554900, 620000, 665880, 671250, 693625, 716000, 744000, 832350, 859200, 887840, 895000, 930000, 1065408, 1074000, 1109800, 1240000, 1331760, 1342500, 1387250, 1432000, 1664700, 1775680, 1790000, 1860000, 2080875, 2148000, 2219600, 2663520, 2685000, 2774500, 3329400, 3468125, 3580000, 3720000, 4161750, 4296000, 4439200, 5327040, 5370000, 5549000, 6658800, 6936250, 7160000, 8323500, 8878400, 10404375, 10740000, 11098000, 13317600, 13872500, 16647000, 20808750, 21480000, 22196000, 26635200, 27745000, 33294000, 41617500, 44392000, 55490000, 66588000, 83235000, 110980000, 133176000, 166470000, 221960000, 332940000, 665880000]

約数ペア:

[(1, 665880000), (2, 332940000), (3, 221960000), (4, 166470000), (5, 133176000), (6, 110980000), (8, 83235000), (10, 66588000), (12, 55490000), (15, 44392000), (16, 41617500), (20, 33294000), (24, 27745000), (25, 26635200), (30, 22196000), (31, 21480000), (32, 20808750), (40, 16647000), (48, 13872500), (50, 13317600), (60, 11098000), (62, 10740000), (64, 10404375), (75, 8878400), (80, 8323500), (93, 7160000), (96, 6936250), (100, 6658800), (120, 5549000), (124, 5370000), (125, 5327040), (150, 4439200), (155, 4296000), (160, 4161750), (179, 3720000), (186, 3580000), (192, 3468125), (200, 3329400), (240, 2774500), (248, 2685000), (250, 2663520), (300, 2219600), (310, 2148000), (320, 2080875), (358, 1860000), (372, 1790000), (375, 1775680), (400, 1664700), (465, 1432000), (480, 1387250), (496, 1342500), (500, 1331760), (537, 1240000), (600, 1109800), (620, 1074000), (625, 1065408), (716, 930000), (744, 895000), (750, 887840), (775, 859200), (800, 832350), (895, 744000), (930, 716000), (960, 693625), (992, 671250), (1000, 665880), (1074, 620000), (1200, 554900), (1240, 537000), (1250, 532704), (1432, 465000), (1488, 447500), (1500, 443920), (1550, 429600), (1600, 416175), (1790, 372000), (1860, 358000), (1875, 355136), (1984, 335625), (2000, 332940), (2148, 310000), (2325, 286400), (2400, 277450), (2480, 268500), (2500, 266352), (2685, 248000), (2864, 232500), (2976, 223750), (3000, 221960), (3100, 214800), (3580, 186000), (3720, 179000), (3750, 177568), (3875, 171840), (4000, 166470), (4296, 155000), (4475, 148800), (4650, 143200), (4800, 138725), (4960, 134250), (5000, 133176), (5370, 124000), (5549, 120000), (5728, 116250), (5952, 111875), (6000, 110980), (6200, 107400), (7160, 93000), (7440, 89500), (7500, 88784), (7750, 85920), (8000, 83235), (8592, 77500), (8950, 74400), (9300, 71600), (9920, 67125), (10000, 66588), (10740, 62000), (11098, 60000), (11456, 58125), (11625, 57280), (12000, 55490), (12400, 53700), (13425, 49600), (14320, 46500), (14880, 44750), (15000, 44392), (15500, 42960), (16647, 40000), (17184, 38750), (17900, 37200), (18600, 35800), (19375, 34368), (20000, 33294), (21480, 31000), (22196, 30000), (22375, 29760), (23250, 28640), (24000, 27745), (24800, 26850)]