61440960

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:291

約数の個数: 224

約数和(自身を含む): 229404672

約数和(自身を除く): 167963712

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 41, 42, 48, 56, 60, 64, 70, 80, 82, 84, 96, 105, 112, 120, 123, 140, 160, 164, 168, 192, 205, 210, 223, 224, 240, 246, 280, 287, 320, 328, 336, 410, 420, 446, 448, 480, 492, 560, 574, 615, 656, 669, 672, 820, 840, 861, 892, 960, 984, 1115, 1120, 1148, 1230, 1312, 1338, 1344, 1435, 1561, 1640, 1680, 1722, 1784, 1968, 2230, 2240, 2296, 2460, 2624, 2676, 2870, 3122, 3280, 3345, 3360, 3444, 3568, 3936, 4305, 4460, 4592, 4683, 4920, 5352, 5740, 6244, 6560, 6690, 6720, 6888, 7136, 7805, 7872, 8610, 8920, 9143, 9184, 9366, 9840, 10704, 11480, 12488, 13120, 13380, 13776, 14272, 15610, 17220, 17840, 18286, 18368, 18732, 19680, 21408, 22960, 23415, 24976, 26760, 27429, 27552, 31220, 34440, 35680, 36572, 37464, 39360, 42816, 45715, 45920, 46830, 49952, 53520, 54858, 55104, 62440, 64001, 68880, 71360, 73144, 74928, 91430, 91840, 93660, 99904, 107040, 109716, 124880, 128002, 137145, 137760, 146288, 149856, 182860, 187320, 192003, 214080, 219432, 249760, 256004, 274290, 275520, 292576, 299712, 320005, 365720, 374640, 384006, 438864, 499520, 512008, 548580, 585152, 640010, 731440, 749280, 768012, 877728, 960015, 1024016, 1097160, 1280020, 1462880, 1498560, 1536024, 1755456, 1920030, 2048032, 2194320, 2560040, 2925760, 3072048, 3840060, 4096064, 4388640, 5120080, 6144096, 7680120, 8777280, 10240160, 12288192, 15360240, 20480320, 30720480, 61440960]

約数ペア:

[(1, 61440960), (2, 30720480), (3, 20480320), (4, 15360240), (5, 12288192), (6, 10240160), (7, 8777280), (8, 7680120), (10, 6144096), (12, 5120080), (14, 4388640), (15, 4096064), (16, 3840060), (20, 3072048), (21, 2925760), (24, 2560040), (28, 2194320), (30, 2048032), (32, 1920030), (35, 1755456), (40, 1536024), (41, 1498560), (42, 1462880), (48, 1280020), (56, 1097160), (60, 1024016), (64, 960015), (70, 877728), (80, 768012), (82, 749280), (84, 731440), (96, 640010), (105, 585152), (112, 548580), (120, 512008), (123, 499520), (140, 438864), (160, 384006), (164, 374640), (168, 365720), (192, 320005), (205, 299712), (210, 292576), (223, 275520), (224, 274290), (240, 256004), (246, 249760), (280, 219432), (287, 214080), (320, 192003), (328, 187320), (336, 182860), (410, 149856), (420, 146288), (446, 137760), (448, 137145), (480, 128002), (492, 124880), (560, 109716), (574, 107040), (615, 99904), (656, 93660), (669, 91840), (672, 91430), (820, 74928), (840, 73144), (861, 71360), (892, 68880), (960, 64001), (984, 62440), (1115, 55104), (1120, 54858), (1148, 53520), (1230, 49952), (1312, 46830), (1338, 45920), (1344, 45715), (1435, 42816), (1561, 39360), (1640, 37464), (1680, 36572), (1722, 35680), (1784, 34440), (1968, 31220), (2230, 27552), (2240, 27429), (2296, 26760), (2460, 24976), (2624, 23415), (2676, 22960), (2870, 21408), (3122, 19680), (3280, 18732), (3345, 18368), (3360, 18286), (3444, 17840), (3568, 17220), (3936, 15610), (4305, 14272), (4460, 13776), (4592, 13380), (4683, 13120), (4920, 12488), (5352, 11480), (5740, 10704), (6244, 9840), (6560, 9366), (6690, 9184), (6720, 9143), (6888, 8920), (7136, 8610), (7805, 7872)]