21427260800

素因数分解:

$2^7\times 5^2\times {\mathrm{11}}^2\times {\mathrm{55339}}^1$

素因数の和:55385

約数の個数: 144

約数和(自身を含む): 58182539100

約数和(自身を除く): 36755278300

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 121, 128, 160, 176, 200, 220, 242, 275, 320, 352, 400, 440, 484, 550, 605, 640, 704, 800, 880, 968, 1100, 1210, 1408, 1600, 1760, 1936, 2200, 2420, 3025, 3200, 3520, 3872, 4400, 4840, 6050, 7040, 7744, 8800, 9680, 12100, 15488, 17600, 19360, 24200, 35200, 38720, 48400, 55339, 77440, 96800, 110678, 193600, 221356, 276695, 387200, 442712, 553390, 608729, 885424, 1106780, 1217458, 1383475, 1770848, 2213560, 2434916, 2766950, 3043645, 3541696, 4427120, 4869832, 5533900, 6087290, 6696019, 7083392, 8854240, 9739664, 11067800, 12174580, 13392038, 15218225, 17708480, 19479328, 22135600, 24349160, 26784076, 30436450, 33480095, 35416960, 38958656, 44271200, 48698320, 53568152, 60872900, 66960190, 77917312, 88542400, 97396640, 107136304, 121745800, 133920380, 167400475, 177084800, 194793280, 214272608, 243491600, 267840760, 334800950, 389586560, 428545216, 486983200, 535681520, 669601900, 857090432, 973966400, 1071363040, 1339203800, 1947932800, 2142726080, 2678407600, 4285452160, 5356815200, 10713630400, 21427260800]

約数ペア:

[(1, 21427260800), (2, 10713630400), (4, 5356815200), (5, 4285452160), (8, 2678407600), (10, 2142726080), (11, 1947932800), (16, 1339203800), (20, 1071363040), (22, 973966400), (25, 857090432), (32, 669601900), (40, 535681520), (44, 486983200), (50, 428545216), (55, 389586560), (64, 334800950), (80, 267840760), (88, 243491600), (100, 214272608), (110, 194793280), (121, 177084800), (128, 167400475), (160, 133920380), (176, 121745800), (200, 107136304), (220, 97396640), (242, 88542400), (275, 77917312), (320, 66960190), (352, 60872900), (400, 53568152), (440, 48698320), (484, 44271200), (550, 38958656), (605, 35416960), (640, 33480095), (704, 30436450), (800, 26784076), (880, 24349160), (968, 22135600), (1100, 19479328), (1210, 17708480), (1408, 15218225), (1600, 13392038), (1760, 12174580), (1936, 11067800), (2200, 9739664), (2420, 8854240), (3025, 7083392), (3200, 6696019), (3520, 6087290), (3872, 5533900), (4400, 4869832), (4840, 4427120), (6050, 3541696), (7040, 3043645), (7744, 2766950), (8800, 2434916), (9680, 2213560), (12100, 1770848), (15488, 1383475), (17600, 1217458), (19360, 1106780), (24200, 885424), (35200, 608729), (38720, 553390), (48400, 442712), (55339, 387200), (77440, 276695), (96800, 221356), (110678, 193600)]