1891951320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{25307}}^1$

素因数の和:25417

約数の個数: 128

約数和(自身を含む): 6559833600

約数和(自身を除く): 4667882280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 420, 445, 534, 623, 712, 840, 890, 1068, 1246, 1335, 1780, 1869, 2136, 2492, 2670, 3115, 3560, 3738, 4984, 5340, 6230, 7476, 9345, 10680, 12460, 14952, 18690, 24920, 25307, 37380, 50614, 74760, 75921, 101228, 126535, 151842, 177149, 202456, 253070, 303684, 354298, 379605, 506140, 531447, 607368, 708596, 759210, 885745, 1012280, 1062894, 1417192, 1518420, 1771490, 2125788, 2252323, 2657235, 3036840, 3542980, 4251576, 4504646, 5314470, 6756969, 7085960, 9009292, 10628940, 11261615, 13513938, 15766261, 18018584, 21257880, 22523230, 27027876, 31532522, 33784845, 45046460, 47298783, 54055752, 63065044, 67569690, 78831305, 90092920, 94597566, 126130088, 135139380, 157662610, 189195132, 236493915, 270278760, 315325220, 378390264, 472987830, 630650440, 945975660, 1891951320]

約数ペア:

[(1, 1891951320), (2, 945975660), (3, 630650440), (4, 472987830), (5, 378390264), (6, 315325220), (7, 270278760), (8, 236493915), (10, 189195132), (12, 157662610), (14, 135139380), (15, 126130088), (20, 94597566), (21, 90092920), (24, 78831305), (28, 67569690), (30, 63065044), (35, 54055752), (40, 47298783), (42, 45046460), (56, 33784845), (60, 31532522), (70, 27027876), (84, 22523230), (89, 21257880), (105, 18018584), (120, 15766261), (140, 13513938), (168, 11261615), (178, 10628940), (210, 9009292), (267, 7085960), (280, 6756969), (356, 5314470), (420, 4504646), (445, 4251576), (534, 3542980), (623, 3036840), (712, 2657235), (840, 2252323), (890, 2125788), (1068, 1771490), (1246, 1518420), (1335, 1417192), (1780, 1062894), (1869, 1012280), (2136, 885745), (2492, 759210), (2670, 708596), (3115, 607368), (3560, 531447), (3738, 506140), (4984, 379605), (5340, 354298), (6230, 303684), (7476, 253070), (9345, 202456), (10680, 177149), (12460, 151842), (14952, 126535), (18690, 101228), (24920, 75921), (25307, 74760), (37380, 50614)]