64458720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:414

約数の個数: 192

約数和(自身を含む): 231517440

約数和(自身を除く): 167058720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 43, 45, 48, 54, 60, 72, 80, 86, 90, 96, 108, 120, 129, 135, 144, 160, 172, 180, 215, 216, 240, 258, 270, 288, 344, 347, 360, 387, 430, 432, 480, 516, 540, 645, 688, 694, 720, 774, 860, 864, 1032, 1041, 1080, 1161, 1290, 1376, 1388, 1440, 1548, 1720, 1735, 1935, 2064, 2082, 2160, 2322, 2580, 2776, 3096, 3123, 3440, 3470, 3870, 4128, 4164, 4320, 4644, 5160, 5205, 5552, 5805, 6192, 6246, 6880, 6940, 7740, 8328, 9288, 9369, 10320, 10410, 11104, 11610, 12384, 12492, 13880, 14921, 15480, 15615, 16656, 18576, 18738, 20640, 20820, 23220, 24984, 27760, 29842, 30960, 31230, 33312, 37152, 37476, 41640, 44763, 46440, 46845, 49968, 55520, 59684, 61920, 62460, 74605, 74952, 83280, 89526, 92880, 93690, 99936, 119368, 124920, 134289, 149210, 149904, 166560, 179052, 185760, 187380, 223815, 238736, 249840, 268578, 298420, 299808, 358104, 374760, 402867, 447630, 477472, 499680, 537156, 596840, 671445, 716208, 749520, 805734, 895260, 1074312, 1193680, 1342890, 1432416, 1499040, 1611468, 1790520, 2014335, 2148624, 2387360, 2685780, 3222936, 3581040, 4028670, 4297248, 5371560, 6445872, 7162080, 8057340, 10743120, 12891744, 16114680, 21486240, 32229360, 64458720]

約数ペア:

[(1, 64458720), (2, 32229360), (3, 21486240), (4, 16114680), (5, 12891744), (6, 10743120), (8, 8057340), (9, 7162080), (10, 6445872), (12, 5371560), (15, 4297248), (16, 4028670), (18, 3581040), (20, 3222936), (24, 2685780), (27, 2387360), (30, 2148624), (32, 2014335), (36, 1790520), (40, 1611468), (43, 1499040), (45, 1432416), (48, 1342890), (54, 1193680), (60, 1074312), (72, 895260), (80, 805734), (86, 749520), (90, 716208), (96, 671445), (108, 596840), (120, 537156), (129, 499680), (135, 477472), (144, 447630), (160, 402867), (172, 374760), (180, 358104), (215, 299808), (216, 298420), (240, 268578), (258, 249840), (270, 238736), (288, 223815), (344, 187380), (347, 185760), (360, 179052), (387, 166560), (430, 149904), (432, 149210), (480, 134289), (516, 124920), (540, 119368), (645, 99936), (688, 93690), (694, 92880), (720, 89526), (774, 83280), (860, 74952), (864, 74605), (1032, 62460), (1041, 61920), (1080, 59684), (1161, 55520), (1290, 49968), (1376, 46845), (1388, 46440), (1440, 44763), (1548, 41640), (1720, 37476), (1735, 37152), (1935, 33312), (2064, 31230), (2082, 30960), (2160, 29842), (2322, 27760), (2580, 24984), (2776, 23220), (3096, 20820), (3123, 20640), (3440, 18738), (3470, 18576), (3870, 16656), (4128, 15615), (4164, 15480), (4320, 14921), (4644, 13880), (5160, 12492), (5205, 12384), (5552, 11610), (5805, 11104), (6192, 10410), (6246, 10320), (6880, 9369), (6940, 9288), (7740, 8328)]