55543840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:207

約数の個数: 144

約数和(自身を含む): 152832960

約数和(自身を除く): 97289120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 121, 151, 152, 160, 176, 190, 209, 220, 242, 302, 304, 352, 380, 418, 440, 484, 604, 605, 608, 755, 760, 836, 880, 968, 1045, 1208, 1210, 1510, 1520, 1661, 1672, 1760, 1936, 2090, 2299, 2416, 2420, 2869, 3020, 3040, 3322, 3344, 3872, 4180, 4598, 4832, 4840, 5738, 6040, 6644, 6688, 8305, 8360, 9196, 9680, 11476, 11495, 12080, 13288, 14345, 16610, 16720, 18271, 18392, 19360, 22952, 22990, 24160, 26576, 28690, 31559, 33220, 33440, 36542, 36784, 45904, 45980, 53152, 57380, 63118, 66440, 73084, 73568, 91355, 91808, 91960, 114760, 126236, 132880, 146168, 157795, 182710, 183920, 229520, 252472, 265760, 292336, 315590, 347149, 365420, 367840, 459040, 504944, 584672, 631180, 694298, 730840, 1009888, 1262360, 1388596, 1461680, 1735745, 2524720, 2777192, 2923360, 3471490, 5049440, 5554384, 6942980, 11108768, 13885960, 27771920, 55543840]

約数ペア:

[(1, 55543840), (2, 27771920), (4, 13885960), (5, 11108768), (8, 6942980), (10, 5554384), (11, 5049440), (16, 3471490), (19, 2923360), (20, 2777192), (22, 2524720), (32, 1735745), (38, 1461680), (40, 1388596), (44, 1262360), (55, 1009888), (76, 730840), (80, 694298), (88, 631180), (95, 584672), (110, 504944), (121, 459040), (151, 367840), (152, 365420), (160, 347149), (176, 315590), (190, 292336), (209, 265760), (220, 252472), (242, 229520), (302, 183920), (304, 182710), (352, 157795), (380, 146168), (418, 132880), (440, 126236), (484, 114760), (604, 91960), (605, 91808), (608, 91355), (755, 73568), (760, 73084), (836, 66440), (880, 63118), (968, 57380), (1045, 53152), (1208, 45980), (1210, 45904), (1510, 36784), (1520, 36542), (1661, 33440), (1672, 33220), (1760, 31559), (1936, 28690), (2090, 26576), (2299, 24160), (2416, 22990), (2420, 22952), (2869, 19360), (3020, 18392), (3040, 18271), (3322, 16720), (3344, 16610), (3872, 14345), (4180, 13288), (4598, 12080), (4832, 11495), (4840, 11476), (5738, 9680), (6040, 9196), (6644, 8360), (6688, 8305)]