1540256000

素因数分解:

$2^8\times 5^3\times {\mathrm{127}}^1\times {\mathrm{379}}^1$

素因数の和:537

約数の個数: 144

約数和(自身を含む): 3877386240

約数和(自身を除く): 2337130240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 127, 128, 160, 200, 250, 254, 256, 320, 379, 400, 500, 508, 635, 640, 758, 800, 1000, 1016, 1270, 1280, 1516, 1600, 1895, 2000, 2032, 2540, 3032, 3175, 3200, 3790, 4000, 4064, 5080, 6064, 6350, 6400, 7580, 8000, 8128, 9475, 10160, 12128, 12700, 15160, 15875, 16000, 16256, 18950, 20320, 24256, 25400, 30320, 31750, 32000, 32512, 37900, 40640, 47375, 48133, 48512, 50800, 60640, 63500, 75800, 81280, 94750, 96266, 97024, 101600, 121280, 127000, 151600, 162560, 189500, 192532, 203200, 240665, 242560, 254000, 303200, 379000, 385064, 406400, 481330, 485120, 508000, 606400, 758000, 770128, 812800, 962660, 1016000, 1203325, 1212800, 1516000, 1540256, 1925320, 2032000, 2406650, 2425600, 3032000, 3080512, 3850640, 4064000, 4813300, 6016625, 6064000, 6161024, 7701280, 9626600, 12033250, 12128000, 12322048, 15402560, 19253200, 24066500, 30805120, 38506400, 48133000, 61610240, 77012800, 96266000, 154025600, 192532000, 308051200, 385064000, 770128000, 1540256000]

約数ペア:

[(1, 1540256000), (2, 770128000), (4, 385064000), (5, 308051200), (8, 192532000), (10, 154025600), (16, 96266000), (20, 77012800), (25, 61610240), (32, 48133000), (40, 38506400), (50, 30805120), (64, 24066500), (80, 19253200), (100, 15402560), (125, 12322048), (127, 12128000), (128, 12033250), (160, 9626600), (200, 7701280), (250, 6161024), (254, 6064000), (256, 6016625), (320, 4813300), (379, 4064000), (400, 3850640), (500, 3080512), (508, 3032000), (635, 2425600), (640, 2406650), (758, 2032000), (800, 1925320), (1000, 1540256), (1016, 1516000), (1270, 1212800), (1280, 1203325), (1516, 1016000), (1600, 962660), (1895, 812800), (2000, 770128), (2032, 758000), (2540, 606400), (3032, 508000), (3175, 485120), (3200, 481330), (3790, 406400), (4000, 385064), (4064, 379000), (5080, 303200), (6064, 254000), (6350, 242560), (6400, 240665), (7580, 203200), (8000, 192532), (8128, 189500), (9475, 162560), (10160, 151600), (12128, 127000), (12700, 121280), (15160, 101600), (15875, 97024), (16000, 96266), (16256, 94750), (18950, 81280), (20320, 75800), (24256, 63500), (25400, 60640), (30320, 50800), (31750, 48512), (32000, 48133), (32512, 47375), (37900, 40640)]