211305840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:495

約数の個数: 160

約数和(自身を含む): 696384000

約数和(自身を除く): 485078160

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, 149, 152, 190, 228, 240, 285, 298, 304, 311, 380, 447, 456, 570, 596, 622, 745, 760, 894, 912, 933, 1140, 1192, 1244, 1490, 1520, 1555, 1788, 1866, 2235, 2280, 2384, 2488, 2831, 2980, 3110, 3576, 3732, 4470, 4560, 4665, 4976, 5662, 5909, 5960, 6220, 7152, 7464, 8493, 8940, 9330, 11324, 11818, 11920, 12440, 14155, 14928, 16986, 17727, 17880, 18660, 22648, 23636, 24880, 28310, 29545, 33972, 35454, 35760, 37320, 42465, 45296, 46339, 47272, 56620, 59090, 67944, 70908, 74640, 84930, 88635, 92678, 94544, 113240, 118180, 135888, 139017, 141816, 169860, 177270, 185356, 226480, 231695, 236360, 278034, 283632, 339720, 354540, 370712, 463390, 472720, 556068, 679440, 695085, 709080, 741424, 880441, 926780, 1112136, 1390170, 1418160, 1760882, 1853560, 2224272, 2641323, 2780340, 3521764, 3707120, 4402205, 5282646, 5560680, 7043528, 8804410, 10565292, 11121360, 13206615, 14087056, 17608820, 21130584, 26413230, 35217640, 42261168, 52826460, 70435280, 105652920, 211305840]

約数ペア:

[(1, 211305840), (2, 105652920), (3, 70435280), (4, 52826460), (5, 42261168), (6, 35217640), (8, 26413230), (10, 21130584), (12, 17608820), (15, 14087056), (16, 13206615), (19, 11121360), (20, 10565292), (24, 8804410), (30, 7043528), (38, 5560680), (40, 5282646), (48, 4402205), (57, 3707120), (60, 3521764), (76, 2780340), (80, 2641323), (95, 2224272), (114, 1853560), (120, 1760882), (149, 1418160), (152, 1390170), (190, 1112136), (228, 926780), (240, 880441), (285, 741424), (298, 709080), (304, 695085), (311, 679440), (380, 556068), (447, 472720), (456, 463390), (570, 370712), (596, 354540), (622, 339720), (745, 283632), (760, 278034), (894, 236360), (912, 231695), (933, 226480), (1140, 185356), (1192, 177270), (1244, 169860), (1490, 141816), (1520, 139017), (1555, 135888), (1788, 118180), (1866, 113240), (2235, 94544), (2280, 92678), (2384, 88635), (2488, 84930), (2831, 74640), (2980, 70908), (3110, 67944), (3576, 59090), (3732, 56620), (4470, 47272), (4560, 46339), (4665, 45296), (4976, 42465), (5662, 37320), (5909, 35760), (5960, 35454), (6220, 33972), (7152, 29545), (7464, 28310), (8493, 24880), (8940, 23636), (9330, 22648), (11324, 18660), (11818, 17880), (11920, 17727), (12440, 16986), (14155, 14928)]