82515720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4271}}^1$

素因数の和:4315

約数の個数: 128

約数和(自身を含む): 295280640

約数和(自身を除く): 212764920

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, 4271, 4830, 6440, 8542, 9660, 12813, 17084, 19320, 21355, 25626, 29897, 34168, 42710, 51252, 59794, 64065, 85420, 89691, 98233, 102504, 119588, 128130, 149485, 170840, 179382, 196466, 239176, 256260, 294699, 298970, 358764, 392932, 448455, 491165, 512520, 589398, 597940, 687631, 717528, 785864, 896910, 982330, 1178796, 1195880, 1375262, 1473495, 1793820, 1964660, 2062893, 2357592, 2750524, 2946990, 3438155, 3587640, 3929320, 4125786, 5501048, 5893980, 6876310, 8251572, 10314465, 11787960, 13752620, 16503144, 20628930, 27505240, 41257860, 82515720]

約数ペア:

[(1, 82515720), (2, 41257860), (3, 27505240), (4, 20628930), (5, 16503144), (6, 13752620), (7, 11787960), (8, 10314465), (10, 8251572), (12, 6876310), (14, 5893980), (15, 5501048), (20, 4125786), (21, 3929320), (23, 3587640), (24, 3438155), (28, 2946990), (30, 2750524), (35, 2357592), (40, 2062893), (42, 1964660), (46, 1793820), (56, 1473495), (60, 1375262), (69, 1195880), (70, 1178796), (84, 982330), (92, 896910), (105, 785864), (115, 717528), (120, 687631), (138, 597940), (140, 589398), (161, 512520), (168, 491165), (184, 448455), (210, 392932), (230, 358764), (276, 298970), (280, 294699), (322, 256260), (345, 239176), (420, 196466), (460, 179382), (483, 170840), (552, 149485), (644, 128130), (690, 119588), (805, 102504), (840, 98233), (920, 89691), (966, 85420), (1288, 64065), (1380, 59794), (1610, 51252), (1932, 42710), (2415, 34168), (2760, 29897), (3220, 25626), (3864, 21355), (4271, 19320), (4830, 17084), (6440, 12813), (8542, 9660)]