13131480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:229

約数の個数: 128

約数和(自身を含む): 43001280

約数和(自身を除く): 29869800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 41, 51, 60, 68, 82, 85, 102, 120, 123, 136, 157, 164, 170, 204, 205, 246, 255, 314, 328, 340, 408, 410, 471, 492, 510, 615, 628, 680, 697, 785, 820, 942, 984, 1020, 1230, 1256, 1394, 1570, 1640, 1884, 2040, 2091, 2355, 2460, 2669, 2788, 3140, 3485, 3768, 4182, 4710, 4920, 5338, 5576, 6280, 6437, 6970, 8007, 8364, 9420, 10455, 10676, 12874, 13345, 13940, 16014, 16728, 18840, 19311, 20910, 21352, 25748, 26690, 27880, 32028, 32185, 38622, 40035, 41820, 51496, 53380, 64056, 64370, 77244, 80070, 83640, 96555, 106760, 109429, 128740, 154488, 160140, 193110, 218858, 257480, 320280, 328287, 386220, 437716, 547145, 656574, 772440, 875432, 1094290, 1313148, 1641435, 2188580, 2626296, 3282870, 4377160, 6565740, 13131480]

約数ペア:

[(1, 13131480), (2, 6565740), (3, 4377160), (4, 3282870), (5, 2626296), (6, 2188580), (8, 1641435), (10, 1313148), (12, 1094290), (15, 875432), (17, 772440), (20, 656574), (24, 547145), (30, 437716), (34, 386220), (40, 328287), (41, 320280), (51, 257480), (60, 218858), (68, 193110), (82, 160140), (85, 154488), (102, 128740), (120, 109429), (123, 106760), (136, 96555), (157, 83640), (164, 80070), (170, 77244), (204, 64370), (205, 64056), (246, 53380), (255, 51496), (314, 41820), (328, 40035), (340, 38622), (408, 32185), (410, 32028), (471, 27880), (492, 26690), (510, 25748), (615, 21352), (628, 20910), (680, 19311), (697, 18840), (785, 16728), (820, 16014), (942, 13940), (984, 13345), (1020, 12874), (1230, 10676), (1256, 10455), (1394, 9420), (1570, 8364), (1640, 8007), (1884, 6970), (2040, 6437), (2091, 6280), (2355, 5576), (2460, 5338), (2669, 4920), (2788, 4710), (3140, 4182), (3485, 3768)]