228396560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:281

約数の個数: 160

約数和(自身を含む): 636006912

約数和(自身を除く): 407610352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 73, 74, 80, 112, 140, 146, 148, 151, 185, 259, 280, 292, 296, 302, 365, 370, 511, 518, 560, 584, 592, 604, 730, 740, 755, 1022, 1036, 1057, 1168, 1208, 1295, 1460, 1480, 1510, 2044, 2072, 2114, 2416, 2555, 2590, 2701, 2920, 2960, 3020, 4088, 4144, 4228, 5110, 5180, 5285, 5402, 5587, 5840, 6040, 8176, 8456, 10220, 10360, 10570, 10804, 11023, 11174, 12080, 13505, 16912, 18907, 20440, 20720, 21140, 21608, 22046, 22348, 27010, 27935, 37814, 39109, 40880, 42280, 43216, 44092, 44696, 54020, 55115, 55870, 75628, 77161, 78218, 84560, 88184, 89392, 94535, 108040, 110230, 111740, 151256, 154322, 156436, 176368, 189070, 195545, 216080, 220460, 223480, 302512, 308644, 312872, 378140, 385805, 391090, 407851, 440920, 446960, 617288, 625744, 756280, 771610, 782180, 815702, 881840, 1234576, 1512560, 1543220, 1564360, 1631404, 2039255, 2854957, 3086440, 3128720, 3262808, 4078510, 5709914, 6172880, 6525616, 8157020, 11419828, 14274785, 16314040, 22839656, 28549570, 32628080, 45679312, 57099140, 114198280, 228396560]

約数ペア:

[(1, 228396560), (2, 114198280), (4, 57099140), (5, 45679312), (7, 32628080), (8, 28549570), (10, 22839656), (14, 16314040), (16, 14274785), (20, 11419828), (28, 8157020), (35, 6525616), (37, 6172880), (40, 5709914), (56, 4078510), (70, 3262808), (73, 3128720), (74, 3086440), (80, 2854957), (112, 2039255), (140, 1631404), (146, 1564360), (148, 1543220), (151, 1512560), (185, 1234576), (259, 881840), (280, 815702), (292, 782180), (296, 771610), (302, 756280), (365, 625744), (370, 617288), (511, 446960), (518, 440920), (560, 407851), (584, 391090), (592, 385805), (604, 378140), (730, 312872), (740, 308644), (755, 302512), (1022, 223480), (1036, 220460), (1057, 216080), (1168, 195545), (1208, 189070), (1295, 176368), (1460, 156436), (1480, 154322), (1510, 151256), (2044, 111740), (2072, 110230), (2114, 108040), (2416, 94535), (2555, 89392), (2590, 88184), (2701, 84560), (2920, 78218), (2960, 77161), (3020, 75628), (4088, 55870), (4144, 55115), (4228, 54020), (5110, 44696), (5180, 44092), (5285, 43216), (5402, 42280), (5587, 40880), (5840, 39109), (6040, 37814), (8176, 27935), (8456, 27010), (10220, 22348), (10360, 22046), (10570, 21608), (10804, 21140), (11023, 20720), (11174, 20440), (12080, 18907), (13505, 16912)]