138052240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1223}}^1$

素因数の和:1336

約数の個数: 80

約数和(自身を含む): 344227968

約数和(自身を除く): 206175728

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 83, 85, 136, 166, 170, 272, 332, 340, 415, 664, 680, 830, 1223, 1328, 1360, 1411, 1660, 2446, 2822, 3320, 4892, 5644, 6115, 6640, 7055, 9784, 11288, 12230, 14110, 19568, 20791, 22576, 24460, 28220, 41582, 48920, 56440, 83164, 97840, 101509, 103955, 112880, 166328, 203018, 207910, 332656, 406036, 415820, 507545, 812072, 831640, 1015090, 1624144, 1663280, 1725653, 2030180, 3451306, 4060360, 6902612, 8120720, 8628265, 13805224, 17256530, 27610448, 34513060, 69026120, 138052240]

約数ペア:

[(1, 138052240), (2, 69026120), (4, 34513060), (5, 27610448), (8, 17256530), (10, 13805224), (16, 8628265), (17, 8120720), (20, 6902612), (34, 4060360), (40, 3451306), (68, 2030180), (80, 1725653), (83, 1663280), (85, 1624144), (136, 1015090), (166, 831640), (170, 812072), (272, 507545), (332, 415820), (340, 406036), (415, 332656), (664, 207910), (680, 203018), (830, 166328), (1223, 112880), (1328, 103955), (1360, 101509), (1411, 97840), (1660, 83164), (2446, 56440), (2822, 48920), (3320, 41582), (4892, 28220), (5644, 24460), (6115, 22576), (6640, 20791), (7055, 19568), (9784, 14110), (11288, 12230)]