53453840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:205

約数の個数: 160

約数和(自身を含む): 149990400

約数和(自身を除く): 96536560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 23, 38, 40, 44, 46, 55, 76, 80, 88, 92, 95, 110, 115, 139, 152, 176, 184, 190, 209, 220, 230, 253, 278, 304, 368, 380, 418, 437, 440, 460, 506, 556, 695, 760, 836, 874, 880, 920, 1012, 1045, 1112, 1265, 1390, 1520, 1529, 1672, 1748, 1840, 2024, 2090, 2185, 2224, 2530, 2641, 2780, 3058, 3197, 3344, 3496, 4048, 4180, 4370, 4807, 5060, 5282, 5560, 6116, 6394, 6992, 7645, 8360, 8740, 9614, 10120, 10564, 11120, 12232, 12788, 13205, 15290, 15985, 16720, 17480, 19228, 20240, 21128, 24035, 24464, 25576, 26410, 29051, 30580, 31970, 34960, 35167, 38456, 42256, 48070, 51152, 52820, 58102, 60743, 61160, 63940, 70334, 76912, 96140, 105640, 116204, 121486, 122320, 127880, 140668, 145255, 175835, 192280, 211280, 232408, 242972, 255760, 281336, 290510, 303715, 351670, 384560, 464816, 485944, 562672, 581020, 607430, 668173, 703340, 971888, 1162040, 1214860, 1336346, 1406680, 2324080, 2429720, 2672692, 2813360, 3340865, 4859440, 5345384, 6681730, 10690768, 13363460, 26726920, 53453840]

約数ペア:

[(1, 53453840), (2, 26726920), (4, 13363460), (5, 10690768), (8, 6681730), (10, 5345384), (11, 4859440), (16, 3340865), (19, 2813360), (20, 2672692), (22, 2429720), (23, 2324080), (38, 1406680), (40, 1336346), (44, 1214860), (46, 1162040), (55, 971888), (76, 703340), (80, 668173), (88, 607430), (92, 581020), (95, 562672), (110, 485944), (115, 464816), (139, 384560), (152, 351670), (176, 303715), (184, 290510), (190, 281336), (209, 255760), (220, 242972), (230, 232408), (253, 211280), (278, 192280), (304, 175835), (368, 145255), (380, 140668), (418, 127880), (437, 122320), (440, 121486), (460, 116204), (506, 105640), (556, 96140), (695, 76912), (760, 70334), (836, 63940), (874, 61160), (880, 60743), (920, 58102), (1012, 52820), (1045, 51152), (1112, 48070), (1265, 42256), (1390, 38456), (1520, 35167), (1529, 34960), (1672, 31970), (1748, 30580), (1840, 29051), (2024, 26410), (2090, 25576), (2185, 24464), (2224, 24035), (2530, 21128), (2641, 20240), (2780, 19228), (3058, 17480), (3197, 16720), (3344, 15985), (3496, 15290), (4048, 13205), (4180, 12788), (4370, 12232), (4807, 11120), (5060, 10564), (5282, 10120), (5560, 9614), (6116, 8740), (6394, 8360), (6992, 7645)]