865566720

素因数分解:

$2^{15}\times 3^2\times 5^1\times {\mathrm{587}}^1$

素因数の和:628

約数の個数: 192

約数和(自身を含む): 3005697240

約数和(自身を除く): 2140130520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 587, 640, 720, 768, 960, 1024, 1152, 1174, 1280, 1440, 1536, 1761, 1920, 2048, 2304, 2348, 2560, 2880, 2935, 3072, 3522, 3840, 4096, 4608, 4696, 5120, 5283, 5760, 5870, 6144, 7044, 7680, 8192, 8805, 9216, 9392, 10240, 10566, 11520, 11740, 12288, 14088, 15360, 16384, 17610, 18432, 18784, 20480, 21132, 23040, 23480, 24576, 26415, 28176, 30720, 32768, 35220, 36864, 37568, 40960, 42264, 46080, 46960, 49152, 52830, 56352, 61440, 70440, 73728, 75136, 81920, 84528, 92160, 93920, 98304, 105660, 112704, 122880, 140880, 147456, 150272, 163840, 169056, 184320, 187840, 211320, 225408, 245760, 281760, 294912, 300544, 338112, 368640, 375680, 422640, 450816, 491520, 563520, 601088, 676224, 737280, 751360, 845280, 901632, 1127040, 1202176, 1352448, 1474560, 1502720, 1690560, 1803264, 2254080, 2404352, 2704896, 3005440, 3381120, 3606528, 4508160, 4808704, 5409792, 6010880, 6762240, 7213056, 9016320, 9617408, 10819584, 12021760, 13524480, 14426112, 18032640, 19234816, 21639168, 24043520, 27048960, 28852224, 36065280, 43278336, 48087040, 54097920, 57704448, 72130560, 86556672, 96174080, 108195840, 144261120, 173113344, 216391680, 288522240, 432783360, 865566720]

約数ペア:

[(1, 865566720), (2, 432783360), (3, 288522240), (4, 216391680), (5, 173113344), (6, 144261120), (8, 108195840), (9, 96174080), (10, 86556672), (12, 72130560), (15, 57704448), (16, 54097920), (18, 48087040), (20, 43278336), (24, 36065280), (30, 28852224), (32, 27048960), (36, 24043520), (40, 21639168), (45, 19234816), (48, 18032640), (60, 14426112), (64, 13524480), (72, 12021760), (80, 10819584), (90, 9617408), (96, 9016320), (120, 7213056), (128, 6762240), (144, 6010880), (160, 5409792), (180, 4808704), (192, 4508160), (240, 3606528), (256, 3381120), (288, 3005440), (320, 2704896), (360, 2404352), (384, 2254080), (480, 1803264), (512, 1690560), (576, 1502720), (587, 1474560), (640, 1352448), (720, 1202176), (768, 1127040), (960, 901632), (1024, 845280), (1152, 751360), (1174, 737280), (1280, 676224), (1440, 601088), (1536, 563520), (1761, 491520), (1920, 450816), (2048, 422640), (2304, 375680), (2348, 368640), (2560, 338112), (2880, 300544), (2935, 294912), (3072, 281760), (3522, 245760), (3840, 225408), (4096, 211320), (4608, 187840), (4696, 184320), (5120, 169056), (5283, 163840), (5760, 150272), (5870, 147456), (6144, 140880), (7044, 122880), (7680, 112704), (8192, 105660), (8805, 98304), (9216, 93920), (9392, 92160), (10240, 84528), (10566, 81920), (11520, 75136), (11740, 73728), (12288, 70440), (14088, 61440), (15360, 56352), (16384, 52830), (17610, 49152), (18432, 46960), (18784, 46080), (20480, 42264), (21132, 40960), (23040, 37568), (23480, 36864), (24576, 35220), (26415, 32768), (28176, 30720)]