16806720

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:129

約数の個数: 224

約数和(自身を含む): 63495936

約数和(自身を除く): 46689216

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, 61, 64, 70, 80, 82, 84, 96, 105, 112, 120, 122, 123, 140, 160, 164, 168, 183, 192, 205, 210, 224, 240, 244, 246, 280, 287, 305, 320, 328, 336, 366, 410, 420, 427, 448, 480, 488, 492, 560, 574, 610, 615, 656, 672, 732, 820, 840, 854, 861, 915, 960, 976, 984, 1120, 1148, 1220, 1230, 1281, 1312, 1344, 1435, 1464, 1640, 1680, 1708, 1722, 1830, 1952, 1968, 2135, 2240, 2296, 2440, 2460, 2501, 2562, 2624, 2870, 2928, 3280, 3360, 3416, 3444, 3660, 3904, 3936, 4270, 4305, 4592, 4880, 4920, 5002, 5124, 5740, 5856, 6405, 6560, 6720, 6832, 6888, 7320, 7503, 7872, 8540, 8610, 9184, 9760, 9840, 10004, 10248, 11480, 11712, 12505, 12810, 13120, 13664, 13776, 14640, 15006, 17080, 17220, 17507, 18368, 19520, 19680, 20008, 20496, 22960, 25010, 25620, 27328, 27552, 29280, 30012, 34160, 34440, 35014, 37515, 39360, 40016, 40992, 45920, 50020, 51240, 52521, 55104, 58560, 60024, 68320, 68880, 70028, 75030, 80032, 81984, 87535, 91840, 100040, 102480, 105042, 120048, 136640, 137760, 140056, 150060, 160064, 175070, 200080, 204960, 210084, 240096, 262605, 275520, 280112, 300120, 350140, 400160, 409920, 420168, 480192, 525210, 560224, 600240, 700280, 800320, 840336, 1050420, 1120448, 1200480, 1400560, 1680672, 2100840, 2400960, 2801120, 3361344, 4201680, 5602240, 8403360, 16806720]

約数ペア:

[(1, 16806720), (2, 8403360), (3, 5602240), (4, 4201680), (5, 3361344), (6, 2801120), (7, 2400960), (8, 2100840), (10, 1680672), (12, 1400560), (14, 1200480), (15, 1120448), (16, 1050420), (20, 840336), (21, 800320), (24, 700280), (28, 600240), (30, 560224), (32, 525210), (35, 480192), (40, 420168), (41, 409920), (42, 400160), (48, 350140), (56, 300120), (60, 280112), (61, 275520), (64, 262605), (70, 240096), (80, 210084), (82, 204960), (84, 200080), (96, 175070), (105, 160064), (112, 150060), (120, 140056), (122, 137760), (123, 136640), (140, 120048), (160, 105042), (164, 102480), (168, 100040), (183, 91840), (192, 87535), (205, 81984), (210, 80032), (224, 75030), (240, 70028), (244, 68880), (246, 68320), (280, 60024), (287, 58560), (305, 55104), (320, 52521), (328, 51240), (336, 50020), (366, 45920), (410, 40992), (420, 40016), (427, 39360), (448, 37515), (480, 35014), (488, 34440), (492, 34160), (560, 30012), (574, 29280), (610, 27552), (615, 27328), (656, 25620), (672, 25010), (732, 22960), (820, 20496), (840, 20008), (854, 19680), (861, 19520), (915, 18368), (960, 17507), (976, 17220), (984, 17080), (1120, 15006), (1148, 14640), (1220, 13776), (1230, 13664), (1281, 13120), (1312, 12810), (1344, 12505), (1435, 11712), (1464, 11480), (1640, 10248), (1680, 10004), (1708, 9840), (1722, 9760), (1830, 9184), (1952, 8610), (1968, 8540), (2135, 7872), (2240, 7503), (2296, 7320), (2440, 6888), (2460, 6832), (2501, 6720), (2562, 6560), (2624, 6405), (2870, 5856), (2928, 5740), (3280, 5124), (3360, 5002), (3416, 4920), (3444, 4880), (3660, 4592), (3904, 4305), (3936, 4270)]