394920120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20441}}^1$

素因数の和:20485

約数の個数: 128

約数和(自身を含む): 1412951040

約数和(自身を除く): 1018030920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1610, 1932, 2415, 2760, 3220, 3864, 4830, 6440, 9660, 19320, 20441, 40882, 61323, 81764, 102205, 122646, 143087, 163528, 204410, 245292, 286174, 306615, 408820, 429261, 470143, 490584, 572348, 613230, 715435, 817640, 858522, 940286, 1144696, 1226460, 1410429, 1430870, 1717044, 1880572, 2146305, 2350715, 2452920, 2820858, 2861740, 3291001, 3434088, 3761144, 4292610, 4701430, 5641716, 5723480, 6582002, 7052145, 8585220, 9402860, 9873003, 11283432, 13164004, 14104290, 16455005, 17170440, 18805720, 19746006, 26328008, 28208580, 32910010, 39492012, 49365015, 56417160, 65820020, 78984024, 98730030, 131640040, 197460060, 394920120]

約数ペア:

[(1, 394920120), (2, 197460060), (3, 131640040), (4, 98730030), (5, 78984024), (6, 65820020), (7, 56417160), (8, 49365015), (10, 39492012), (12, 32910010), (14, 28208580), (15, 26328008), (20, 19746006), (21, 18805720), (23, 17170440), (24, 16455005), (28, 14104290), (30, 13164004), (35, 11283432), (40, 9873003), (42, 9402860), (46, 8585220), (56, 7052145), (60, 6582002), (69, 5723480), (70, 5641716), (84, 4701430), (92, 4292610), (105, 3761144), (115, 3434088), (120, 3291001), (138, 2861740), (140, 2820858), (161, 2452920), (168, 2350715), (184, 2146305), (210, 1880572), (230, 1717044), (276, 1430870), (280, 1410429), (322, 1226460), (345, 1144696), (420, 940286), (460, 858522), (483, 817640), (552, 715435), (644, 613230), (690, 572348), (805, 490584), (840, 470143), (920, 429261), (966, 408820), (1288, 306615), (1380, 286174), (1610, 245292), (1932, 204410), (2415, 163528), (2760, 143087), (3220, 122646), (3864, 102205), (4830, 81764), (6440, 61323), (9660, 40882), (19320, 20441)]