128070720

素因数分解:

$2^6\times 3^8\times 5^1\times {\mathrm{61}}^1$

素因数の和:102

約数の個数: 252

約数和(自身を含む): 464928204

約数和(自身を除く): 336857484

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 61, 64, 72, 80, 81, 90, 96, 108, 120, 122, 135, 144, 160, 162, 180, 183, 192, 216, 240, 243, 244, 270, 288, 305, 320, 324, 360, 366, 405, 432, 480, 486, 488, 540, 549, 576, 610, 648, 720, 729, 732, 810, 864, 915, 960, 972, 976, 1080, 1098, 1215, 1220, 1296, 1440, 1458, 1464, 1620, 1647, 1728, 1830, 1944, 1952, 2160, 2187, 2196, 2430, 2440, 2592, 2745, 2880, 2916, 2928, 3240, 3294, 3645, 3660, 3888, 3904, 4320, 4374, 4392, 4860, 4880, 4941, 5184, 5490, 5832, 5856, 6480, 6561, 6588, 7290, 7320, 7776, 8235, 8640, 8748, 8784, 9720, 9760, 9882, 10935, 10980, 11664, 11712, 12960, 13122, 13176, 14580, 14640, 14823, 15552, 16470, 17496, 17568, 19440, 19520, 19764, 21870, 21960, 23328, 24705, 25920, 26244, 26352, 29160, 29280, 29646, 32805, 32940, 34992, 35136, 38880, 39528, 43740, 43920, 44469, 46656, 49410, 52488, 52704, 58320, 58560, 59292, 65610, 65880, 69984, 74115, 77760, 79056, 87480, 87840, 88938, 98820, 104976, 105408, 116640, 118584, 131220, 131760, 133407, 139968, 148230, 158112, 174960, 175680, 177876, 197640, 209952, 222345, 233280, 237168, 262440, 263520, 266814, 296460, 316224, 349920, 355752, 395280, 400221, 419904, 444690, 474336, 524880, 527040, 533628, 592920, 667035, 699840, 711504, 790560, 800442, 889380, 948672, 1049760, 1067256, 1185840, 1334070, 1423008, 1581120, 1600884, 1778760, 2001105, 2099520, 2134512, 2371680, 2668140, 2846016, 3201768, 3557520, 4002210, 4269024, 4743360, 5336280, 6403536, 7115040, 8004420, 8538048, 10672560, 12807072, 14230080, 16008840, 21345120, 25614144, 32017680, 42690240, 64035360, 128070720]

約数ペア:

[(1, 128070720), (2, 64035360), (3, 42690240), (4, 32017680), (5, 25614144), (6, 21345120), (8, 16008840), (9, 14230080), (10, 12807072), (12, 10672560), (15, 8538048), (16, 8004420), (18, 7115040), (20, 6403536), (24, 5336280), (27, 4743360), (30, 4269024), (32, 4002210), (36, 3557520), (40, 3201768), (45, 2846016), (48, 2668140), (54, 2371680), (60, 2134512), (61, 2099520), (64, 2001105), (72, 1778760), (80, 1600884), (81, 1581120), (90, 1423008), (96, 1334070), (108, 1185840), (120, 1067256), (122, 1049760), (135, 948672), (144, 889380), (160, 800442), (162, 790560), (180, 711504), (183, 699840), (192, 667035), (216, 592920), (240, 533628), (243, 527040), (244, 524880), (270, 474336), (288, 444690), (305, 419904), (320, 400221), (324, 395280), (360, 355752), (366, 349920), (405, 316224), (432, 296460), (480, 266814), (486, 263520), (488, 262440), (540, 237168), (549, 233280), (576, 222345), (610, 209952), (648, 197640), (720, 177876), (729, 175680), (732, 174960), (810, 158112), (864, 148230), (915, 139968), (960, 133407), (972, 131760), (976, 131220), (1080, 118584), (1098, 116640), (1215, 105408), (1220, 104976), (1296, 98820), (1440, 88938), (1458, 87840), (1464, 87480), (1620, 79056), (1647, 77760), (1728, 74115), (1830, 69984), (1944, 65880), (1952, 65610), (2160, 59292), (2187, 58560), (2196, 58320), (2430, 52704), (2440, 52488), (2592, 49410), (2745, 46656), (2880, 44469), (2916, 43920), (2928, 43740), (3240, 39528), (3294, 38880), (3645, 35136), (3660, 34992), (3888, 32940), (3904, 32805), (4320, 29646), (4374, 29280), (4392, 29160), (4860, 26352), (4880, 26244), (4941, 25920), (5184, 24705), (5490, 23328), (5832, 21960), (5856, 21870), (6480, 19764), (6561, 19520), (6588, 19440), (7290, 17568), (7320, 17496), (7776, 16470), (8235, 15552), (8640, 14823), (8748, 14640), (8784, 14580), (9720, 13176), (9760, 13122), (9882, 12960), (10935, 11712), (10980, 11664)]