80569920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:173

約数の個数: 224

約数和(自身を含む): 276514560

約数和(自身を除く): 195944640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 41, 46, 48, 60, 64, 69, 80, 82, 89, 92, 96, 115, 120, 123, 138, 160, 164, 178, 184, 192, 205, 230, 240, 246, 267, 276, 320, 328, 345, 356, 368, 410, 445, 460, 480, 492, 534, 552, 615, 656, 690, 712, 736, 820, 890, 920, 943, 960, 984, 1068, 1104, 1230, 1312, 1335, 1380, 1424, 1472, 1640, 1780, 1840, 1886, 1968, 2047, 2136, 2208, 2460, 2624, 2670, 2760, 2829, 2848, 3280, 3560, 3649, 3680, 3772, 3936, 4094, 4272, 4416, 4715, 4920, 5340, 5520, 5658, 5696, 6141, 6560, 7120, 7298, 7360, 7544, 7872, 8188, 8544, 9430, 9840, 10235, 10680, 10947, 11040, 11316, 12282, 13120, 14145, 14240, 14596, 15088, 16376, 17088, 18245, 18860, 19680, 20470, 21360, 21894, 22080, 22632, 24564, 28290, 28480, 29192, 30176, 30705, 32752, 36490, 37720, 39360, 40940, 42720, 43788, 45264, 49128, 54735, 56580, 58384, 60352, 61410, 65504, 72980, 75440, 81880, 83927, 85440, 87576, 90528, 98256, 109470, 113160, 116768, 122820, 131008, 145960, 150880, 163760, 167854, 175152, 181056, 196512, 218940, 226320, 233536, 245640, 251781, 291920, 301760, 327520, 335708, 350304, 393024, 419635, 437880, 452640, 491280, 503562, 583840, 655040, 671416, 700608, 839270, 875760, 905280, 982560, 1007124, 1167680, 1258905, 1342832, 1678540, 1751520, 1965120, 2014248, 2517810, 2685664, 3357080, 3503040, 4028496, 5035620, 5371328, 6714160, 8056992, 10071240, 13428320, 16113984, 20142480, 26856640, 40284960, 80569920]

約数ペア:

[(1, 80569920), (2, 40284960), (3, 26856640), (4, 20142480), (5, 16113984), (6, 13428320), (8, 10071240), (10, 8056992), (12, 6714160), (15, 5371328), (16, 5035620), (20, 4028496), (23, 3503040), (24, 3357080), (30, 2685664), (32, 2517810), (40, 2014248), (41, 1965120), (46, 1751520), (48, 1678540), (60, 1342832), (64, 1258905), (69, 1167680), (80, 1007124), (82, 982560), (89, 905280), (92, 875760), (96, 839270), (115, 700608), (120, 671416), (123, 655040), (138, 583840), (160, 503562), (164, 491280), (178, 452640), (184, 437880), (192, 419635), (205, 393024), (230, 350304), (240, 335708), (246, 327520), (267, 301760), (276, 291920), (320, 251781), (328, 245640), (345, 233536), (356, 226320), (368, 218940), (410, 196512), (445, 181056), (460, 175152), (480, 167854), (492, 163760), (534, 150880), (552, 145960), (615, 131008), (656, 122820), (690, 116768), (712, 113160), (736, 109470), (820, 98256), (890, 90528), (920, 87576), (943, 85440), (960, 83927), (984, 81880), (1068, 75440), (1104, 72980), (1230, 65504), (1312, 61410), (1335, 60352), (1380, 58384), (1424, 56580), (1472, 54735), (1640, 49128), (1780, 45264), (1840, 43788), (1886, 42720), (1968, 40940), (2047, 39360), (2136, 37720), (2208, 36490), (2460, 32752), (2624, 30705), (2670, 30176), (2760, 29192), (2829, 28480), (2848, 28290), (3280, 24564), (3560, 22632), (3649, 22080), (3680, 21894), (3772, 21360), (3936, 20470), (4094, 19680), (4272, 18860), (4416, 18245), (4715, 17088), (4920, 16376), (5340, 15088), (5520, 14596), (5658, 14240), (5696, 14145), (6141, 13120), (6560, 12282), (7120, 11316), (7298, 11040), (7360, 10947), (7544, 10680), (7872, 10235), (8188, 9840), (8544, 9430)]