18768000

素因数分解:

$2^7\times 3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:72

約数の個数: 256

約数和(自身を含む): 68739840

約数和(自身を除く): 49971840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 23, 24, 25, 30, 32, 34, 40, 46, 48, 50, 51, 60, 64, 68, 69, 75, 80, 85, 92, 96, 100, 102, 115, 120, 125, 128, 136, 138, 150, 160, 170, 184, 192, 200, 204, 230, 240, 250, 255, 272, 276, 300, 320, 340, 345, 368, 375, 384, 391, 400, 408, 425, 460, 480, 500, 510, 544, 552, 575, 600, 640, 680, 690, 736, 750, 782, 800, 816, 850, 920, 960, 1000, 1020, 1088, 1104, 1150, 1173, 1200, 1275, 1360, 1380, 1472, 1500, 1564, 1600, 1632, 1700, 1725, 1840, 1920, 1955, 2000, 2040, 2125, 2176, 2208, 2300, 2346, 2400, 2550, 2720, 2760, 2875, 2944, 3000, 3128, 3200, 3264, 3400, 3450, 3680, 3910, 4000, 4080, 4250, 4416, 4600, 4692, 4800, 5100, 5440, 5520, 5750, 5865, 6000, 6256, 6375, 6528, 6800, 6900, 7360, 7820, 8000, 8160, 8500, 8625, 8832, 9200, 9384, 9600, 9775, 10200, 10880, 11040, 11500, 11730, 12000, 12512, 12750, 13600, 13800, 14720, 15640, 16000, 16320, 17000, 17250, 18400, 18768, 19550, 20400, 22080, 23000, 23460, 24000, 25024, 25500, 27200, 27600, 29325, 31280, 32640, 34000, 34500, 36800, 37536, 39100, 40800, 44160, 46000, 46920, 48000, 48875, 50048, 51000, 54400, 55200, 58650, 62560, 68000, 69000, 73600, 75072, 78200, 81600, 92000, 93840, 97750, 102000, 110400, 117300, 125120, 136000, 138000, 146625, 150144, 156400, 163200, 184000, 187680, 195500, 204000, 220800, 234600, 250240, 272000, 276000, 293250, 312800, 368000, 375360, 391000, 408000, 469200, 552000, 586500, 625600, 750720, 782000, 816000, 938400, 1104000, 1173000, 1251200, 1564000, 1876800, 2346000, 3128000, 3753600, 4692000, 6256000, 9384000, 18768000]

約数ペア:

[(1, 18768000), (2, 9384000), (3, 6256000), (4, 4692000), (5, 3753600), (6, 3128000), (8, 2346000), (10, 1876800), (12, 1564000), (15, 1251200), (16, 1173000), (17, 1104000), (20, 938400), (23, 816000), (24, 782000), (25, 750720), (30, 625600), (32, 586500), (34, 552000), (40, 469200), (46, 408000), (48, 391000), (50, 375360), (51, 368000), (60, 312800), (64, 293250), (68, 276000), (69, 272000), (75, 250240), (80, 234600), (85, 220800), (92, 204000), (96, 195500), (100, 187680), (102, 184000), (115, 163200), (120, 156400), (125, 150144), (128, 146625), (136, 138000), (138, 136000), (150, 125120), (160, 117300), (170, 110400), (184, 102000), (192, 97750), (200, 93840), (204, 92000), (230, 81600), (240, 78200), (250, 75072), (255, 73600), (272, 69000), (276, 68000), (300, 62560), (320, 58650), (340, 55200), (345, 54400), (368, 51000), (375, 50048), (384, 48875), (391, 48000), (400, 46920), (408, 46000), (425, 44160), (460, 40800), (480, 39100), (500, 37536), (510, 36800), (544, 34500), (552, 34000), (575, 32640), (600, 31280), (640, 29325), (680, 27600), (690, 27200), (736, 25500), (750, 25024), (782, 24000), (800, 23460), (816, 23000), (850, 22080), (920, 20400), (960, 19550), (1000, 18768), (1020, 18400), (1088, 17250), (1104, 17000), (1150, 16320), (1173, 16000), (1200, 15640), (1275, 14720), (1360, 13800), (1380, 13600), (1472, 12750), (1500, 12512), (1564, 12000), (1600, 11730), (1632, 11500), (1700, 11040), (1725, 10880), (1840, 10200), (1920, 9775), (1955, 9600), (2000, 9384), (2040, 9200), (2125, 8832), (2176, 8625), (2208, 8500), (2300, 8160), (2346, 8000), (2400, 7820), (2550, 7360), (2720, 6900), (2760, 6800), (2875, 6528), (2944, 6375), (3000, 6256), (3128, 6000), (3200, 5865), (3264, 5750), (3400, 5520), (3450, 5440), (3680, 5100), (3910, 4800), (4000, 4692), (4080, 4600), (4250, 4416)]