408089440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:341

約数の個数: 144

約数和(自身を含む): 1075059216

約数和(自身を除く): 666969776

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 107, 110, 121, 160, 176, 197, 214, 220, 242, 352, 394, 428, 440, 484, 535, 605, 788, 856, 880, 968, 985, 1070, 1177, 1210, 1576, 1712, 1760, 1936, 1970, 2140, 2167, 2354, 2420, 3152, 3424, 3872, 3940, 4280, 4334, 4708, 4840, 5885, 6304, 7880, 8560, 8668, 9416, 9680, 10835, 11770, 12947, 15760, 17120, 17336, 18832, 19360, 21079, 21670, 23540, 23837, 25894, 31520, 34672, 37664, 42158, 43340, 47080, 47674, 51788, 64735, 69344, 84316, 86680, 94160, 95348, 103576, 105395, 119185, 129470, 168632, 173360, 188320, 190696, 207152, 210790, 231869, 238370, 258940, 337264, 346720, 381392, 414304, 421580, 463738, 476740, 517880, 674528, 762784, 843160, 927476, 953480, 1035760, 1159345, 1686320, 1854952, 1906960, 2071520, 2318690, 2550559, 3372640, 3709904, 3813920, 4637380, 5101118, 7419808, 9274760, 10202236, 12752795, 18549520, 20404472, 25505590, 37099040, 40808944, 51011180, 81617888, 102022360, 204044720, 408089440]

約数ペア:

[(1, 408089440), (2, 204044720), (4, 102022360), (5, 81617888), (8, 51011180), (10, 40808944), (11, 37099040), (16, 25505590), (20, 20404472), (22, 18549520), (32, 12752795), (40, 10202236), (44, 9274760), (55, 7419808), (80, 5101118), (88, 4637380), (107, 3813920), (110, 3709904), (121, 3372640), (160, 2550559), (176, 2318690), (197, 2071520), (214, 1906960), (220, 1854952), (242, 1686320), (352, 1159345), (394, 1035760), (428, 953480), (440, 927476), (484, 843160), (535, 762784), (605, 674528), (788, 517880), (856, 476740), (880, 463738), (968, 421580), (985, 414304), (1070, 381392), (1177, 346720), (1210, 337264), (1576, 258940), (1712, 238370), (1760, 231869), (1936, 210790), (1970, 207152), (2140, 190696), (2167, 188320), (2354, 173360), (2420, 168632), (3152, 129470), (3424, 119185), (3872, 105395), (3940, 103576), (4280, 95348), (4334, 94160), (4708, 86680), (4840, 84316), (5885, 69344), (6304, 64735), (7880, 51788), (8560, 47674), (8668, 47080), (9416, 43340), (9680, 42158), (10835, 37664), (11770, 34672), (12947, 31520), (15760, 25894), (17120, 23837), (17336, 23540), (18832, 21670), (19360, 21079)]