210935530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:188

約数の個数: 128

約数和(自身を含む): 464486400

約数和(自身を除く): 253550870

約数列:

[1, 2, 5, 10, 13, 19, 23, 26, 38, 46, 47, 65, 79, 94, 95, 115, 130, 158, 190, 230, 235, 247, 299, 395, 437, 470, 494, 598, 611, 790, 874, 893, 1027, 1081, 1222, 1235, 1495, 1501, 1786, 1817, 2054, 2162, 2185, 2470, 2990, 3002, 3055, 3634, 3713, 4370, 4465, 5135, 5405, 5681, 6110, 7426, 7505, 8930, 9085, 10270, 10810, 11362, 11609, 14053, 15010, 18170, 18565, 19513, 20539, 23218, 23621, 28106, 28405, 34523, 37130, 39026, 41078, 47242, 48269, 56810, 58045, 69046, 70265, 70547, 85399, 96538, 97565, 102695, 116090, 118105, 140530, 141094, 170798, 172615, 195130, 205390, 236210, 241345, 267007, 345230, 352735, 426995, 448799, 482690, 534014, 705470, 853990, 897598, 917111, 1110187, 1335035, 1622581, 1834222, 2220374, 2243995, 2670070, 3245162, 4487990, 4585555, 5550935, 8112905, 9171110, 11101870, 16225810, 21093553, 42187106, 105467765, 210935530]

約数ペア:

[(1, 210935530), (2, 105467765), (5, 42187106), (10, 21093553), (13, 16225810), (19, 11101870), (23, 9171110), (26, 8112905), (38, 5550935), (46, 4585555), (47, 4487990), (65, 3245162), (79, 2670070), (94, 2243995), (95, 2220374), (115, 1834222), (130, 1622581), (158, 1335035), (190, 1110187), (230, 917111), (235, 897598), (247, 853990), (299, 705470), (395, 534014), (437, 482690), (470, 448799), (494, 426995), (598, 352735), (611, 345230), (790, 267007), (874, 241345), (893, 236210), (1027, 205390), (1081, 195130), (1222, 172615), (1235, 170798), (1495, 141094), (1501, 140530), (1786, 118105), (1817, 116090), (2054, 102695), (2162, 97565), (2185, 96538), (2470, 85399), (2990, 70547), (3002, 70265), (3055, 69046), (3634, 58045), (3713, 56810), (4370, 48269), (4465, 47242), (5135, 41078), (5405, 39026), (5681, 37130), (6110, 34523), (7426, 28405), (7505, 28106), (8930, 23621), (9085, 23218), (10270, 20539), (10810, 19513), (11362, 18565), (11609, 18170), (14053, 15010)]