1328729600

素因数分解:

$2^9\times 5^2\times {\mathrm{11}}^1\times {\mathrm{9437}}^1$

素因数の和:9476

約数の個数: 120

約数和(自身を含む): 3591687528

約数和(自身を除く): 2262957928

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 128, 160, 176, 200, 220, 256, 275, 320, 352, 400, 440, 512, 550, 640, 704, 800, 880, 1100, 1280, 1408, 1600, 1760, 2200, 2560, 2816, 3200, 3520, 4400, 5632, 6400, 7040, 8800, 9437, 12800, 14080, 17600, 18874, 28160, 35200, 37748, 47185, 70400, 75496, 94370, 103807, 140800, 150992, 188740, 207614, 235925, 301984, 377480, 415228, 471850, 519035, 603968, 754960, 830456, 943700, 1038070, 1207936, 1509920, 1660912, 1887400, 2076140, 2415872, 2595175, 3019840, 3321824, 3774800, 4152280, 4831744, 5190350, 6039680, 6643648, 7549600, 8304560, 10380700, 12079360, 13287296, 15099200, 16609120, 20761400, 24158720, 26574592, 30198400, 33218240, 41522800, 53149184, 60396800, 66436480, 83045600, 120793600, 132872960, 166091200, 265745920, 332182400, 664364800, 1328729600]

約数ペア:

[(1, 1328729600), (2, 664364800), (4, 332182400), (5, 265745920), (8, 166091200), (10, 132872960), (11, 120793600), (16, 83045600), (20, 66436480), (22, 60396800), (25, 53149184), (32, 41522800), (40, 33218240), (44, 30198400), (50, 26574592), (55, 24158720), (64, 20761400), (80, 16609120), (88, 15099200), (100, 13287296), (110, 12079360), (128, 10380700), (160, 8304560), (176, 7549600), (200, 6643648), (220, 6039680), (256, 5190350), (275, 4831744), (320, 4152280), (352, 3774800), (400, 3321824), (440, 3019840), (512, 2595175), (550, 2415872), (640, 2076140), (704, 1887400), (800, 1660912), (880, 1509920), (1100, 1207936), (1280, 1038070), (1408, 943700), (1600, 830456), (1760, 754960), (2200, 603968), (2560, 519035), (2816, 471850), (3200, 415228), (3520, 377480), (4400, 301984), (5632, 235925), (6400, 207614), (7040, 188740), (8800, 150992), (9437, 140800), (12800, 103807), (14080, 94370), (17600, 75496), (18874, 70400), (28160, 47185), (35200, 37748)]