420181440

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2017}}^1$

素因数の和:2075

約数の個数: 224

約数和(自身を含む): 1574621184

約数和(自身を除く): 1154439744

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 280, 310, 320, 336, 372, 420, 434, 448, 465, 480, 496, 560, 620, 651, 672, 744, 840, 868, 930, 960, 992, 1085, 1120, 1240, 1302, 1344, 1488, 1680, 1736, 1860, 1984, 2017, 2170, 2240, 2480, 2604, 2976, 3255, 3360, 3472, 3720, 4034, 4340, 4960, 5208, 5952, 6051, 6510, 6720, 6944, 7440, 8068, 8680, 9920, 10085, 10416, 12102, 13020, 13888, 14119, 14880, 16136, 17360, 20170, 20832, 24204, 26040, 28238, 29760, 30255, 32272, 34720, 40340, 41664, 42357, 48408, 52080, 56476, 60510, 62527, 64544, 69440, 70595, 80680, 84714, 96816, 104160, 112952, 121020, 125054, 129088, 141190, 161360, 169428, 187581, 193632, 208320, 211785, 225904, 242040, 250108, 282380, 312635, 322720, 338856, 375162, 387264, 423570, 437689, 451808, 484080, 500216, 564760, 625270, 645440, 677712, 750324, 847140, 875378, 903616, 937905, 968160, 1000432, 1129520, 1250540, 1313067, 1355424, 1500648, 1694280, 1750756, 1875810, 1936320, 2000864, 2188445, 2259040, 2501080, 2626134, 2710848, 3001296, 3388560, 3501512, 3751620, 4001728, 4376890, 4518080, 5002160, 5252268, 6002592, 6565335, 6777120, 7003024, 7503240, 8753780, 10004320, 10504536, 12005184, 13130670, 13554240, 14006048, 15006480, 17507560, 20008640, 21009072, 26261340, 28012096, 30012960, 35015120, 42018144, 52522680, 60025920, 70030240, 84036288, 105045360, 140060480, 210090720, 420181440]

約数ペア:

[(1, 420181440), (2, 210090720), (3, 140060480), (4, 105045360), (5, 84036288), (6, 70030240), (7, 60025920), (8, 52522680), (10, 42018144), (12, 35015120), (14, 30012960), (15, 28012096), (16, 26261340), (20, 21009072), (21, 20008640), (24, 17507560), (28, 15006480), (30, 14006048), (31, 13554240), (32, 13130670), (35, 12005184), (40, 10504536), (42, 10004320), (48, 8753780), (56, 7503240), (60, 7003024), (62, 6777120), (64, 6565335), (70, 6002592), (80, 5252268), (84, 5002160), (93, 4518080), (96, 4376890), (105, 4001728), (112, 3751620), (120, 3501512), (124, 3388560), (140, 3001296), (155, 2710848), (160, 2626134), (168, 2501080), (186, 2259040), (192, 2188445), (210, 2000864), (217, 1936320), (224, 1875810), (240, 1750756), (248, 1694280), (280, 1500648), (310, 1355424), (320, 1313067), (336, 1250540), (372, 1129520), (420, 1000432), (434, 968160), (448, 937905), (465, 903616), (480, 875378), (496, 847140), (560, 750324), (620, 677712), (651, 645440), (672, 625270), (744, 564760), (840, 500216), (868, 484080), (930, 451808), (960, 437689), (992, 423570), (1085, 387264), (1120, 375162), (1240, 338856), (1302, 322720), (1344, 312635), (1488, 282380), (1680, 250108), (1736, 242040), (1860, 225904), (1984, 211785), (2017, 208320), (2170, 193632), (2240, 187581), (2480, 169428), (2604, 161360), (2976, 141190), (3255, 129088), (3360, 125054), (3472, 121020), (3720, 112952), (4034, 104160), (4340, 96816), (4960, 84714), (5208, 80680), (5952, 70595), (6051, 69440), (6510, 64544), (6720, 62527), (6944, 60510), (7440, 56476), (8068, 52080), (8680, 48408), (9920, 42357), (10085, 41664), (10416, 40340), (12102, 34720), (13020, 32272), (13888, 30255), (14119, 29760), (14880, 28238), (16136, 26040), (17360, 24204), (20170, 20832)]