156943895200

素因数分解:

$2^5\times 5^2\times {\mathrm{281}}^1\times {\mathrm{719}}^1\times {\mathrm{971}}^1$

素因数の和:1991

約数の個数: 144

約数和(自身を含む): 385434080640

約数和(自身を除く): 228490185440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 281, 400, 562, 719, 800, 971, 1124, 1405, 1438, 1942, 2248, 2810, 2876, 3595, 3884, 4496, 4855, 5620, 5752, 7025, 7190, 7768, 8992, 9710, 11240, 11504, 14050, 14380, 15536, 17975, 19420, 22480, 23008, 24275, 28100, 28760, 31072, 35950, 38840, 44960, 48550, 56200, 57520, 71900, 77680, 97100, 112400, 115040, 143800, 155360, 194200, 202039, 224800, 272851, 287600, 388400, 404078, 545702, 575200, 698149, 776800, 808156, 1010195, 1091404, 1364255, 1396298, 1616312, 2020390, 2182808, 2728510, 2792596, 3232624, 3490745, 4040780, 4365616, 5050975, 5457020, 5585192, 6465248, 6821275, 6981490, 8081560, 8731232, 10101950, 10914040, 11170384, 13642550, 13962980, 16163120, 17453725, 20203900, 21828080, 22340768, 27285100, 27925960, 32326240, 34907450, 40407800, 43656160, 54570200, 55851920, 69814900, 80815600, 109140400, 111703840, 139629800, 161631200, 196179869, 218280800, 279259600, 392359738, 558519200, 784719476, 980899345, 1569438952, 1961798690, 3138877904, 3923597380, 4904496725, 6277755808, 7847194760, 9808993450, 15694389520, 19617986900, 31388779040, 39235973800, 78471947600, 156943895200]

約数ペア:

[(1, 156943895200), (2, 78471947600), (4, 39235973800), (5, 31388779040), (8, 19617986900), (10, 15694389520), (16, 9808993450), (20, 7847194760), (25, 6277755808), (32, 4904496725), (40, 3923597380), (50, 3138877904), (80, 1961798690), (100, 1569438952), (160, 980899345), (200, 784719476), (281, 558519200), (400, 392359738), (562, 279259600), (719, 218280800), (800, 196179869), (971, 161631200), (1124, 139629800), (1405, 111703840), (1438, 109140400), (1942, 80815600), (2248, 69814900), (2810, 55851920), (2876, 54570200), (3595, 43656160), (3884, 40407800), (4496, 34907450), (4855, 32326240), (5620, 27925960), (5752, 27285100), (7025, 22340768), (7190, 21828080), (7768, 20203900), (8992, 17453725), (9710, 16163120), (11240, 13962980), (11504, 13642550), (14050, 11170384), (14380, 10914040), (15536, 10101950), (17975, 8731232), (19420, 8081560), (22480, 6981490), (23008, 6821275), (24275, 6465248), (28100, 5585192), (28760, 5457020), (31072, 5050975), (35950, 4365616), (38840, 4040780), (44960, 3490745), (48550, 3232624), (56200, 2792596), (57520, 2728510), (71900, 2182808), (77680, 2020390), (97100, 1616312), (112400, 1396298), (115040, 1364255), (143800, 1091404), (155360, 1010195), (194200, 808156), (202039, 776800), (224800, 698149), (272851, 575200), (287600, 545702), (388400, 404078)]