1406510720

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:215

約数の個数: 256

約数和(自身を含む): 3807129600

約数和(自身を除く): 2400618880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 47, 64, 76, 80, 92, 94, 95, 107, 115, 128, 152, 160, 184, 188, 190, 214, 230, 235, 304, 320, 368, 376, 380, 428, 437, 460, 470, 535, 608, 640, 736, 752, 760, 856, 874, 893, 920, 940, 1070, 1081, 1216, 1472, 1504, 1520, 1712, 1748, 1786, 1840, 1880, 2033, 2140, 2162, 2185, 2432, 2461, 2944, 3008, 3040, 3424, 3496, 3572, 3680, 3760, 4066, 4280, 4324, 4370, 4465, 4922, 5029, 5405, 6016, 6080, 6848, 6992, 7144, 7360, 7520, 8132, 8560, 8648, 8740, 8930, 9844, 10058, 10165, 10810, 12160, 12305, 13696, 13984, 14288, 14720, 15040, 16264, 17120, 17296, 17480, 17860, 19688, 20116, 20330, 20539, 21620, 24610, 25145, 27968, 28576, 30080, 32528, 34240, 34592, 34960, 35720, 39376, 40232, 40660, 41078, 43240, 46759, 49220, 50290, 55936, 57152, 65056, 68480, 69184, 69920, 71440, 78752, 80464, 81320, 82156, 86480, 93518, 95551, 98440, 100580, 102695, 114304, 115667, 130112, 138368, 139840, 142880, 157504, 160928, 162640, 164312, 172960, 187036, 191102, 196880, 201160, 205390, 231334, 233795, 260224, 279680, 285760, 315008, 321856, 325280, 328624, 345920, 374072, 382204, 393760, 402320, 410780, 462668, 467590, 477755, 571520, 578335, 643712, 650560, 657248, 691840, 748144, 764408, 787520, 804640, 821560, 925336, 935180, 955510, 1156670, 1301120, 1314496, 1496288, 1528816, 1575040, 1609280, 1643120, 1850672, 1870360, 1911020, 2197673, 2313340, 2628992, 2992576, 3057632, 3218560, 3286240, 3701344, 3740720, 3822040, 4395346, 4626680, 5985152, 6115264, 6572480, 7402688, 7481440, 7644080, 8790692, 9253360, 10988365, 12230528, 13144960, 14805376, 14962880, 15288160, 17581384, 18506720, 21976730, 29925760, 30576320, 35162768, 37013440, 43953460, 61152640, 70325536, 74026880, 87906920, 140651072, 175813840, 281302144, 351627680, 703255360, 1406510720]

約数ペア:

[(1, 1406510720), (2, 703255360), (4, 351627680), (5, 281302144), (8, 175813840), (10, 140651072), (16, 87906920), (19, 74026880), (20, 70325536), (23, 61152640), (32, 43953460), (38, 37013440), (40, 35162768), (46, 30576320), (47, 29925760), (64, 21976730), (76, 18506720), (80, 17581384), (92, 15288160), (94, 14962880), (95, 14805376), (107, 13144960), (115, 12230528), (128, 10988365), (152, 9253360), (160, 8790692), (184, 7644080), (188, 7481440), (190, 7402688), (214, 6572480), (230, 6115264), (235, 5985152), (304, 4626680), (320, 4395346), (368, 3822040), (376, 3740720), (380, 3701344), (428, 3286240), (437, 3218560), (460, 3057632), (470, 2992576), (535, 2628992), (608, 2313340), (640, 2197673), (736, 1911020), (752, 1870360), (760, 1850672), (856, 1643120), (874, 1609280), (893, 1575040), (920, 1528816), (940, 1496288), (1070, 1314496), (1081, 1301120), (1216, 1156670), (1472, 955510), (1504, 935180), (1520, 925336), (1712, 821560), (1748, 804640), (1786, 787520), (1840, 764408), (1880, 748144), (2033, 691840), (2140, 657248), (2162, 650560), (2185, 643712), (2432, 578335), (2461, 571520), (2944, 477755), (3008, 467590), (3040, 462668), (3424, 410780), (3496, 402320), (3572, 393760), (3680, 382204), (3760, 374072), (4066, 345920), (4280, 328624), (4324, 325280), (4370, 321856), (4465, 315008), (4922, 285760), (5029, 279680), (5405, 260224), (6016, 233795), (6080, 231334), (6848, 205390), (6992, 201160), (7144, 196880), (7360, 191102), (7520, 187036), (8132, 172960), (8560, 164312), (8648, 162640), (8740, 160928), (8930, 157504), (9844, 142880), (10058, 139840), (10165, 138368), (10810, 130112), (12160, 115667), (12305, 114304), (13696, 102695), (13984, 100580), (14288, 98440), (14720, 95551), (15040, 93518), (16264, 86480), (17120, 82156), (17296, 81320), (17480, 80464), (17860, 78752), (19688, 71440), (20116, 69920), (20330, 69184), (20539, 68480), (21620, 65056), (24610, 57152), (25145, 55936), (27968, 50290), (28576, 49220), (30080, 46759), (32528, 43240), (34240, 41078), (34592, 40660), (34960, 40232), (35720, 39376)]