1004012800

素因数分解:

$2^8\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:413

約数の個数: 216

約数和(自身を含む): 2888384576

約数和(自身を除く): 1884371776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 73, 80, 100, 112, 128, 140, 146, 160, 175, 200, 224, 256, 280, 292, 307, 320, 350, 365, 400, 448, 511, 560, 584, 614, 640, 700, 730, 800, 896, 1022, 1120, 1168, 1228, 1280, 1400, 1460, 1535, 1600, 1792, 1825, 2044, 2149, 2240, 2336, 2456, 2555, 2800, 2920, 3070, 3200, 3650, 4088, 4298, 4480, 4672, 4912, 5110, 5600, 5840, 6140, 6400, 7300, 7675, 8176, 8596, 8960, 9344, 9824, 10220, 10745, 11200, 11680, 12280, 12775, 14600, 15350, 16352, 17192, 18688, 19648, 20440, 21490, 22400, 22411, 23360, 24560, 25550, 29200, 30700, 32704, 34384, 39296, 40880, 42980, 44800, 44822, 46720, 49120, 51100, 53725, 58400, 61400, 65408, 68768, 78592, 81760, 85960, 89644, 93440, 98240, 102200, 107450, 112055, 116800, 122800, 130816, 137536, 156877, 163520, 171920, 179288, 196480, 204400, 214900, 224110, 233600, 245600, 275072, 313754, 327040, 343840, 358576, 392960, 408800, 429800, 448220, 467200, 491200, 550144, 560275, 627508, 654080, 687680, 717152, 784385, 817600, 859600, 896440, 982400, 1120550, 1255016, 1375360, 1434304, 1568770, 1635200, 1719200, 1792880, 1964800, 2241100, 2510032, 2750720, 2868608, 3137540, 3270400, 3438400, 3585760, 3921925, 4482200, 5020064, 5737216, 6275080, 6876800, 7171520, 7843850, 8964400, 10040128, 12550160, 13753600, 14343040, 15687700, 17928800, 20080256, 25100320, 28686080, 31375400, 35857600, 40160512, 50200640, 62750800, 71715200, 100401280, 125501600, 143430400, 200802560, 251003200, 502006400, 1004012800]

約数ペア:

[(1, 1004012800), (2, 502006400), (4, 251003200), (5, 200802560), (7, 143430400), (8, 125501600), (10, 100401280), (14, 71715200), (16, 62750800), (20, 50200640), (25, 40160512), (28, 35857600), (32, 31375400), (35, 28686080), (40, 25100320), (50, 20080256), (56, 17928800), (64, 15687700), (70, 14343040), (73, 13753600), (80, 12550160), (100, 10040128), (112, 8964400), (128, 7843850), (140, 7171520), (146, 6876800), (160, 6275080), (175, 5737216), (200, 5020064), (224, 4482200), (256, 3921925), (280, 3585760), (292, 3438400), (307, 3270400), (320, 3137540), (350, 2868608), (365, 2750720), (400, 2510032), (448, 2241100), (511, 1964800), (560, 1792880), (584, 1719200), (614, 1635200), (640, 1568770), (700, 1434304), (730, 1375360), (800, 1255016), (896, 1120550), (1022, 982400), (1120, 896440), (1168, 859600), (1228, 817600), (1280, 784385), (1400, 717152), (1460, 687680), (1535, 654080), (1600, 627508), (1792, 560275), (1825, 550144), (2044, 491200), (2149, 467200), (2240, 448220), (2336, 429800), (2456, 408800), (2555, 392960), (2800, 358576), (2920, 343840), (3070, 327040), (3200, 313754), (3650, 275072), (4088, 245600), (4298, 233600), (4480, 224110), (4672, 214900), (4912, 204400), (5110, 196480), (5600, 179288), (5840, 171920), (6140, 163520), (6400, 156877), (7300, 137536), (7675, 130816), (8176, 122800), (8596, 116800), (8960, 112055), (9344, 107450), (9824, 102200), (10220, 98240), (10745, 93440), (11200, 89644), (11680, 85960), (12280, 81760), (12775, 78592), (14600, 68768), (15350, 65408), (16352, 61400), (17192, 58400), (18688, 53725), (19648, 51100), (20440, 49120), (21490, 46720), (22400, 44822), (22411, 44800), (23360, 42980), (24560, 40880), (25550, 39296), (29200, 34384), (30700, 32704)]