1261465600

素因数分解:

$2^{12}\times 5^2\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:258

約数の個数: 156

約数和(自身を含む): 3185185024

約数和(自身を除く): 1923719424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 97, 100, 127, 128, 160, 194, 200, 254, 256, 320, 388, 400, 485, 508, 512, 635, 640, 776, 800, 970, 1016, 1024, 1270, 1280, 1552, 1600, 1940, 2032, 2048, 2425, 2540, 2560, 3104, 3175, 3200, 3880, 4064, 4096, 4850, 5080, 5120, 6208, 6350, 6400, 7760, 8128, 9700, 10160, 10240, 12319, 12416, 12700, 12800, 15520, 16256, 19400, 20320, 20480, 24638, 24832, 25400, 25600, 31040, 32512, 38800, 40640, 49276, 49664, 50800, 51200, 61595, 62080, 65024, 77600, 81280, 98552, 99328, 101600, 102400, 123190, 124160, 130048, 155200, 162560, 197104, 198656, 203200, 246380, 248320, 260096, 307975, 310400, 325120, 394208, 397312, 406400, 492760, 496640, 520192, 615950, 620800, 650240, 788416, 812800, 985520, 993280, 1231900, 1241600, 1300480, 1576832, 1625600, 1971040, 1986560, 2463800, 2483200, 2600960, 3153664, 3251200, 3942080, 4927600, 4966400, 6307328, 6502400, 7884160, 9855200, 9932800, 12614656, 13004800, 15768320, 19710400, 25229312, 31536640, 39420800, 50458624, 63073280, 78841600, 126146560, 157683200, 252293120, 315366400, 630732800, 1261465600]

約数ペア:

[(1, 1261465600), (2, 630732800), (4, 315366400), (5, 252293120), (8, 157683200), (10, 126146560), (16, 78841600), (20, 63073280), (25, 50458624), (32, 39420800), (40, 31536640), (50, 25229312), (64, 19710400), (80, 15768320), (97, 13004800), (100, 12614656), (127, 9932800), (128, 9855200), (160, 7884160), (194, 6502400), (200, 6307328), (254, 4966400), (256, 4927600), (320, 3942080), (388, 3251200), (400, 3153664), (485, 2600960), (508, 2483200), (512, 2463800), (635, 1986560), (640, 1971040), (776, 1625600), (800, 1576832), (970, 1300480), (1016, 1241600), (1024, 1231900), (1270, 993280), (1280, 985520), (1552, 812800), (1600, 788416), (1940, 650240), (2032, 620800), (2048, 615950), (2425, 520192), (2540, 496640), (2560, 492760), (3104, 406400), (3175, 397312), (3200, 394208), (3880, 325120), (4064, 310400), (4096, 307975), (4850, 260096), (5080, 248320), (5120, 246380), (6208, 203200), (6350, 198656), (6400, 197104), (7760, 162560), (8128, 155200), (9700, 130048), (10160, 124160), (10240, 123190), (12319, 102400), (12416, 101600), (12700, 99328), (12800, 98552), (15520, 81280), (16256, 77600), (19400, 65024), (20320, 62080), (20480, 61595), (24638, 51200), (24832, 50800), (25400, 49664), (25600, 49276), (31040, 40640), (32512, 38800)]