19358783840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{30469}}^1$

素因数の和:30533

約数の個数: 144

約数和(自身を含む): 52658741520

約数和(自身を除く): 33299957680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 352, 361, 380, 418, 440, 608, 722, 760, 836, 880, 1045, 1444, 1520, 1672, 1760, 1805, 2090, 2888, 3040, 3344, 3610, 3971, 4180, 5776, 6688, 7220, 7942, 8360, 11552, 14440, 15884, 16720, 19855, 28880, 30469, 31768, 33440, 39710, 57760, 60938, 63536, 79420, 121876, 127072, 152345, 158840, 243752, 304690, 317680, 335159, 487504, 578911, 609380, 635360, 670318, 975008, 1157822, 1218760, 1340636, 1675795, 2315644, 2437520, 2681272, 2894555, 3351590, 4631288, 4875040, 5362544, 5789110, 6368021, 6703180, 9262576, 10725088, 10999309, 11578220, 12736042, 13406360, 18525152, 21998618, 23156440, 25472084, 26812720, 31840105, 43997236, 46312880, 50944168, 53625440, 54996545, 63680210, 87994472, 92625760, 101888336, 109993090, 120992399, 127360420, 175988944, 203776672, 219986180, 241984798, 254720840, 351977888, 439972360, 483969596, 509441680, 604961995, 879944720, 967939192, 1018883360, 1209923990, 1759889440, 1935878384, 2419847980, 3871756768, 4839695960, 9679391920, 19358783840]

約数ペア:

[(1, 19358783840), (2, 9679391920), (4, 4839695960), (5, 3871756768), (8, 2419847980), (10, 1935878384), (11, 1759889440), (16, 1209923990), (19, 1018883360), (20, 967939192), (22, 879944720), (32, 604961995), (38, 509441680), (40, 483969596), (44, 439972360), (55, 351977888), (76, 254720840), (80, 241984798), (88, 219986180), (95, 203776672), (110, 175988944), (152, 127360420), (160, 120992399), (176, 109993090), (190, 101888336), (209, 92625760), (220, 87994472), (304, 63680210), (352, 54996545), (361, 53625440), (380, 50944168), (418, 46312880), (440, 43997236), (608, 31840105), (722, 26812720), (760, 25472084), (836, 23156440), (880, 21998618), (1045, 18525152), (1444, 13406360), (1520, 12736042), (1672, 11578220), (1760, 10999309), (1805, 10725088), (2090, 9262576), (2888, 6703180), (3040, 6368021), (3344, 5789110), (3610, 5362544), (3971, 4875040), (4180, 4631288), (5776, 3351590), (6688, 2894555), (7220, 2681272), (7942, 2437520), (8360, 2315644), (11552, 1675795), (14440, 1340636), (15884, 1218760), (16720, 1157822), (19855, 975008), (28880, 670318), (30469, 635360), (31768, 609380), (33440, 578911), (39710, 487504), (57760, 335159), (60938, 317680), (63536, 304690), (79420, 243752), (121876, 158840), (127072, 152345)]