65865480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:503

約数の個数: 128

約数和(自身を含む): 212284800

約数和(自身を除く): 146419320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 83, 85, 102, 120, 136, 166, 170, 204, 249, 255, 332, 340, 389, 408, 415, 498, 510, 664, 680, 778, 830, 996, 1020, 1167, 1245, 1411, 1556, 1660, 1945, 1992, 2040, 2334, 2490, 2822, 3112, 3320, 3890, 4233, 4668, 4980, 5644, 5835, 6613, 7055, 7780, 8466, 9336, 9960, 11288, 11670, 13226, 14110, 15560, 16932, 19839, 21165, 23340, 26452, 28220, 32287, 33065, 33864, 39678, 42330, 46680, 52904, 56440, 64574, 66130, 79356, 84660, 96861, 99195, 129148, 132260, 158712, 161435, 169320, 193722, 198390, 258296, 264520, 322870, 387444, 396780, 484305, 548879, 645740, 774888, 793560, 968610, 1097758, 1291480, 1646637, 1937220, 2195516, 2744395, 3293274, 3874440, 4391032, 5488790, 6586548, 8233185, 10977580, 13173096, 16466370, 21955160, 32932740, 65865480]

約数ペア:

[(1, 65865480), (2, 32932740), (3, 21955160), (4, 16466370), (5, 13173096), (6, 10977580), (8, 8233185), (10, 6586548), (12, 5488790), (15, 4391032), (17, 3874440), (20, 3293274), (24, 2744395), (30, 2195516), (34, 1937220), (40, 1646637), (51, 1291480), (60, 1097758), (68, 968610), (83, 793560), (85, 774888), (102, 645740), (120, 548879), (136, 484305), (166, 396780), (170, 387444), (204, 322870), (249, 264520), (255, 258296), (332, 198390), (340, 193722), (389, 169320), (408, 161435), (415, 158712), (498, 132260), (510, 129148), (664, 99195), (680, 96861), (778, 84660), (830, 79356), (996, 66130), (1020, 64574), (1167, 56440), (1245, 52904), (1411, 46680), (1556, 42330), (1660, 39678), (1945, 33864), (1992, 33065), (2040, 32287), (2334, 28220), (2490, 26452), (2822, 23340), (3112, 21165), (3320, 19839), (3890, 16932), (4233, 15560), (4668, 14110), (4980, 13226), (5644, 11670), (5835, 11288), (6613, 9960), (7055, 9336), (7780, 8466)]