201538320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{229}}^1$

素因数の和:457

約数の個数: 160

約数和(自身を含む): 663945600

約数和(自身を除く): 462407280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 193, 228, 229, 240, 285, 304, 380, 386, 456, 458, 570, 579, 687, 760, 772, 912, 916, 965, 1140, 1145, 1158, 1374, 1520, 1544, 1832, 1930, 2280, 2290, 2316, 2748, 2895, 3088, 3435, 3664, 3667, 3860, 4351, 4560, 4580, 4632, 5496, 5790, 6870, 7334, 7720, 8702, 9160, 9264, 10992, 11001, 11580, 13053, 13740, 14668, 15440, 17404, 18320, 18335, 21755, 22002, 23160, 26106, 27480, 29336, 34808, 36670, 43510, 44004, 44197, 46320, 52212, 54960, 55005, 58672, 65265, 69616, 73340, 87020, 88008, 88394, 104424, 110010, 130530, 132591, 146680, 174040, 176016, 176788, 208848, 220020, 220985, 261060, 265182, 293360, 348080, 353576, 440040, 441970, 522120, 530364, 662955, 707152, 839743, 880080, 883940, 1044240, 1060728, 1325910, 1679486, 1767880, 2121456, 2519229, 2651820, 3358972, 3535760, 4198715, 5038458, 5303640, 6717944, 8397430, 10076916, 10607280, 12596145, 13435888, 16794860, 20153832, 25192290, 33589720, 40307664, 50384580, 67179440, 100769160, 201538320]

約数ペア:

[(1, 201538320), (2, 100769160), (3, 67179440), (4, 50384580), (5, 40307664), (6, 33589720), (8, 25192290), (10, 20153832), (12, 16794860), (15, 13435888), (16, 12596145), (19, 10607280), (20, 10076916), (24, 8397430), (30, 6717944), (38, 5303640), (40, 5038458), (48, 4198715), (57, 3535760), (60, 3358972), (76, 2651820), (80, 2519229), (95, 2121456), (114, 1767880), (120, 1679486), (152, 1325910), (190, 1060728), (193, 1044240), (228, 883940), (229, 880080), (240, 839743), (285, 707152), (304, 662955), (380, 530364), (386, 522120), (456, 441970), (458, 440040), (570, 353576), (579, 348080), (687, 293360), (760, 265182), (772, 261060), (912, 220985), (916, 220020), (965, 208848), (1140, 176788), (1145, 176016), (1158, 174040), (1374, 146680), (1520, 132591), (1544, 130530), (1832, 110010), (1930, 104424), (2280, 88394), (2290, 88008), (2316, 87020), (2748, 73340), (2895, 69616), (3088, 65265), (3435, 58672), (3664, 55005), (3667, 54960), (3860, 52212), (4351, 46320), (4560, 44197), (4580, 44004), (4632, 43510), (5496, 36670), (5790, 34808), (6870, 29336), (7334, 27480), (7720, 26106), (8702, 23160), (9160, 22002), (9264, 21755), (10992, 18335), (11001, 18320), (11580, 17404), (13053, 15440), (13740, 14668)]