30381984

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:171

約数の個数: 144

約数和(自身を含む): 92461824

約数和(自身を除く): 62079840

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 41, 48, 62, 72, 82, 83, 93, 96, 123, 124, 144, 164, 166, 186, 246, 248, 249, 279, 288, 328, 332, 369, 372, 492, 496, 498, 558, 656, 664, 738, 744, 747, 984, 992, 996, 1116, 1271, 1312, 1328, 1476, 1488, 1494, 1968, 1992, 2232, 2542, 2573, 2656, 2952, 2976, 2988, 3403, 3813, 3936, 3984, 4464, 5084, 5146, 5904, 5976, 6806, 7626, 7719, 7968, 8928, 10168, 10209, 10292, 11439, 11808, 11952, 13612, 15252, 15438, 20336, 20418, 20584, 22878, 23157, 23904, 27224, 30504, 30627, 30876, 40672, 40836, 41168, 45756, 46314, 54448, 61008, 61254, 61752, 81672, 82336, 91512, 92628, 105493, 108896, 122016, 122508, 123504, 163344, 183024, 185256, 210986, 245016, 247008, 316479, 326688, 366048, 370512, 421972, 490032, 632958, 741024, 843944, 949437, 980064, 1265916, 1687888, 1898874, 2531832, 3375776, 3797748, 5063664, 7595496, 10127328, 15190992, 30381984]

約数ペア:

[(1, 30381984), (2, 15190992), (3, 10127328), (4, 7595496), (6, 5063664), (8, 3797748), (9, 3375776), (12, 2531832), (16, 1898874), (18, 1687888), (24, 1265916), (31, 980064), (32, 949437), (36, 843944), (41, 741024), (48, 632958), (62, 490032), (72, 421972), (82, 370512), (83, 366048), (93, 326688), (96, 316479), (123, 247008), (124, 245016), (144, 210986), (164, 185256), (166, 183024), (186, 163344), (246, 123504), (248, 122508), (249, 122016), (279, 108896), (288, 105493), (328, 92628), (332, 91512), (369, 82336), (372, 81672), (492, 61752), (496, 61254), (498, 61008), (558, 54448), (656, 46314), (664, 45756), (738, 41168), (744, 40836), (747, 40672), (984, 30876), (992, 30627), (996, 30504), (1116, 27224), (1271, 23904), (1312, 23157), (1328, 22878), (1476, 20584), (1488, 20418), (1494, 20336), (1968, 15438), (1992, 15252), (2232, 13612), (2542, 11952), (2573, 11808), (2656, 11439), (2952, 10292), (2976, 10209), (2988, 10168), (3403, 8928), (3813, 7968), (3936, 7719), (3984, 7626), (4464, 6806), (5084, 5976), (5146, 5904)]