40800000

素因数分解:

$2^8\times 3^1\times 5^5\times {\mathrm{17}}^1$

素因数の和:61

約数の個数: 216

約数和(自身を含む): 143709552

約数和(自身を除く): 102909552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 32, 34, 40, 48, 50, 51, 60, 64, 68, 75, 80, 85, 96, 100, 102, 120, 125, 128, 136, 150, 160, 170, 192, 200, 204, 240, 250, 255, 256, 272, 300, 320, 340, 375, 384, 400, 408, 425, 480, 500, 510, 544, 600, 625, 640, 680, 750, 768, 800, 816, 850, 960, 1000, 1020, 1088, 1200, 1250, 1275, 1280, 1360, 1500, 1600, 1632, 1700, 1875, 1920, 2000, 2040, 2125, 2176, 2400, 2500, 2550, 2720, 3000, 3125, 3200, 3264, 3400, 3750, 3840, 4000, 4080, 4250, 4352, 4800, 5000, 5100, 5440, 6000, 6250, 6375, 6400, 6528, 6800, 7500, 8000, 8160, 8500, 9375, 9600, 10000, 10200, 10625, 10880, 12000, 12500, 12750, 13056, 13600, 15000, 16000, 16320, 17000, 18750, 19200, 20000, 20400, 21250, 21760, 24000, 25000, 25500, 27200, 30000, 31875, 32000, 32640, 34000, 37500, 40000, 40800, 42500, 48000, 50000, 51000, 53125, 54400, 60000, 63750, 65280, 68000, 75000, 80000, 81600, 85000, 96000, 100000, 102000, 106250, 108800, 120000, 127500, 136000, 150000, 159375, 160000, 163200, 170000, 200000, 204000, 212500, 240000, 255000, 272000, 300000, 318750, 326400, 340000, 400000, 408000, 425000, 480000, 510000, 544000, 600000, 637500, 680000, 800000, 816000, 850000, 1020000, 1200000, 1275000, 1360000, 1632000, 1700000, 2040000, 2400000, 2550000, 2720000, 3400000, 4080000, 5100000, 6800000, 8160000, 10200000, 13600000, 20400000, 40800000]

約数ペア:

[(1, 40800000), (2, 20400000), (3, 13600000), (4, 10200000), (5, 8160000), (6, 6800000), (8, 5100000), (10, 4080000), (12, 3400000), (15, 2720000), (16, 2550000), (17, 2400000), (20, 2040000), (24, 1700000), (25, 1632000), (30, 1360000), (32, 1275000), (34, 1200000), (40, 1020000), (48, 850000), (50, 816000), (51, 800000), (60, 680000), (64, 637500), (68, 600000), (75, 544000), (80, 510000), (85, 480000), (96, 425000), (100, 408000), (102, 400000), (120, 340000), (125, 326400), (128, 318750), (136, 300000), (150, 272000), (160, 255000), (170, 240000), (192, 212500), (200, 204000), (204, 200000), (240, 170000), (250, 163200), (255, 160000), (256, 159375), (272, 150000), (300, 136000), (320, 127500), (340, 120000), (375, 108800), (384, 106250), (400, 102000), (408, 100000), (425, 96000), (480, 85000), (500, 81600), (510, 80000), (544, 75000), (600, 68000), (625, 65280), (640, 63750), (680, 60000), (750, 54400), (768, 53125), (800, 51000), (816, 50000), (850, 48000), (960, 42500), (1000, 40800), (1020, 40000), (1088, 37500), (1200, 34000), (1250, 32640), (1275, 32000), (1280, 31875), (1360, 30000), (1500, 27200), (1600, 25500), (1632, 25000), (1700, 24000), (1875, 21760), (1920, 21250), (2000, 20400), (2040, 20000), (2125, 19200), (2176, 18750), (2400, 17000), (2500, 16320), (2550, 16000), (2720, 15000), (3000, 13600), (3125, 13056), (3200, 12750), (3264, 12500), (3400, 12000), (3750, 10880), (3840, 10625), (4000, 10200), (4080, 10000), (4250, 9600), (4352, 9375), (4800, 8500), (5000, 8160), (5100, 8000), (5440, 7500), (6000, 6800), (6250, 6528), (6375, 6400)]