1405617920

素因数分解:

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

素因数の和:415

約数の個数: 216

約数和(自身を含む): 3983175504

約数和(自身を除く): 2577557584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 73, 80, 98, 112, 128, 140, 146, 160, 196, 224, 245, 256, 280, 292, 307, 320, 365, 392, 448, 490, 511, 560, 584, 614, 640, 730, 784, 896, 980, 1022, 1120, 1168, 1228, 1280, 1460, 1535, 1568, 1792, 1960, 2044, 2149, 2240, 2336, 2456, 2555, 2920, 3070, 3136, 3577, 3920, 4088, 4298, 4480, 4672, 4912, 5110, 5840, 6140, 6272, 7154, 7840, 8176, 8596, 8960, 9344, 9824, 10220, 10745, 11680, 12280, 12544, 14308, 15043, 15680, 16352, 17192, 17885, 18688, 19648, 20440, 21490, 22411, 23360, 24560, 28616, 30086, 31360, 32704, 34384, 35770, 39296, 40880, 42980, 44822, 46720, 49120, 57232, 60172, 62720, 65408, 68768, 71540, 75215, 78592, 81760, 85960, 89644, 93440, 98240, 112055, 114464, 120344, 130816, 137536, 143080, 150430, 156877, 163520, 171920, 179288, 196480, 224110, 228928, 240688, 275072, 286160, 300860, 313754, 327040, 343840, 358576, 392960, 448220, 457856, 481376, 550144, 572320, 601720, 627508, 654080, 687680, 717152, 784385, 896440, 915712, 962752, 1098139, 1144640, 1203440, 1255016, 1375360, 1434304, 1568770, 1792880, 1925504, 2196278, 2289280, 2406880, 2510032, 2750720, 2868608, 3137540, 3585760, 3851008, 4392556, 4578560, 4813760, 5020064, 5490695, 5737216, 6275080, 7171520, 8785112, 9627520, 10040128, 10981390, 12550160, 14343040, 17570224, 19255040, 20080256, 21962780, 25100320, 28686080, 35140448, 40160512, 43925560, 50200640, 70280896, 87851120, 100401280, 140561792, 175702240, 200802560, 281123584, 351404480, 702808960, 1405617920]

約数ペア:

[(1, 1405617920), (2, 702808960), (4, 351404480), (5, 281123584), (7, 200802560), (8, 175702240), (10, 140561792), (14, 100401280), (16, 87851120), (20, 70280896), (28, 50200640), (32, 43925560), (35, 40160512), (40, 35140448), (49, 28686080), (56, 25100320), (64, 21962780), (70, 20080256), (73, 19255040), (80, 17570224), (98, 14343040), (112, 12550160), (128, 10981390), (140, 10040128), (146, 9627520), (160, 8785112), (196, 7171520), (224, 6275080), (245, 5737216), (256, 5490695), (280, 5020064), (292, 4813760), (307, 4578560), (320, 4392556), (365, 3851008), (392, 3585760), (448, 3137540), (490, 2868608), (511, 2750720), (560, 2510032), (584, 2406880), (614, 2289280), (640, 2196278), (730, 1925504), (784, 1792880), (896, 1568770), (980, 1434304), (1022, 1375360), (1120, 1255016), (1168, 1203440), (1228, 1144640), (1280, 1098139), (1460, 962752), (1535, 915712), (1568, 896440), (1792, 784385), (1960, 717152), (2044, 687680), (2149, 654080), (2240, 627508), (2336, 601720), (2456, 572320), (2555, 550144), (2920, 481376), (3070, 457856), (3136, 448220), (3577, 392960), (3920, 358576), (4088, 343840), (4298, 327040), (4480, 313754), (4672, 300860), (4912, 286160), (5110, 275072), (5840, 240688), (6140, 228928), (6272, 224110), (7154, 196480), (7840, 179288), (8176, 171920), (8596, 163520), (8960, 156877), (9344, 150430), (9824, 143080), (10220, 137536), (10745, 130816), (11680, 120344), (12280, 114464), (12544, 112055), (14308, 98240), (15043, 93440), (15680, 89644), (16352, 85960), (17192, 81760), (17885, 78592), (18688, 75215), (19648, 71540), (20440, 68768), (21490, 65408), (22411, 62720), (23360, 60172), (24560, 57232), (28616, 49120), (30086, 46720), (31360, 44822), (32704, 42980), (34384, 40880), (35770, 39296)]