401466240

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{3319}}^1$

素因数の和:3354

約数の個数: 256

約数和(自身を含む): 1625472000

約数和(自身を除く): 1224005760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 2016, 2160, 2240, 2520, 2688, 2880, 3024, 3319, 3360, 3456, 3780, 4032, 4320, 4480, 5040, 5760, 6048, 6638, 6720, 7560, 8064, 8640, 9957, 10080, 12096, 13276, 13440, 15120, 16595, 17280, 19914, 20160, 23233, 24192, 26552, 29871, 30240, 33190, 39828, 40320, 46466, 49785, 53104, 59742, 60480, 66380, 69699, 79656, 89613, 92932, 99570, 106208, 116165, 119484, 120960, 132760, 139398, 149355, 159312, 179226, 185864, 199140, 209097, 212416, 232330, 238968, 265520, 278796, 298710, 318624, 348495, 358452, 371728, 398280, 418194, 424832, 448065, 464660, 477936, 531040, 557592, 597420, 627291, 637248, 696990, 716904, 743456, 796560, 836388, 896130, 929320, 955872, 1045485, 1062080, 1115184, 1194840, 1254582, 1274496, 1393980, 1433808, 1486912, 1593120, 1672776, 1792260, 1858640, 1911744, 2090970, 2124160, 2230368, 2389680, 2509164, 2787960, 2867616, 2973824, 3136455, 3186240, 3345552, 3584520, 3717280, 3823488, 4181940, 4460736, 4779360, 5018328, 5575920, 5735232, 6272910, 6372480, 6691104, 7169040, 7434560, 8363880, 8921472, 9558720, 10036656, 11151840, 11470464, 12545820, 13382208, 14338080, 14869120, 16727760, 19117440, 20073312, 22303680, 25091640, 26764416, 28676160, 33455520, 40146624, 44607360, 50183280, 57352320, 66911040, 80293248, 100366560, 133822080, 200733120, 401466240]

約数ペア:

[(1, 401466240), (2, 200733120), (3, 133822080), (4, 100366560), (5, 80293248), (6, 66911040), (7, 57352320), (8, 50183280), (9, 44607360), (10, 40146624), (12, 33455520), (14, 28676160), (15, 26764416), (16, 25091640), (18, 22303680), (20, 20073312), (21, 19117440), (24, 16727760), (27, 14869120), (28, 14338080), (30, 13382208), (32, 12545820), (35, 11470464), (36, 11151840), (40, 10036656), (42, 9558720), (45, 8921472), (48, 8363880), (54, 7434560), (56, 7169040), (60, 6691104), (63, 6372480), (64, 6272910), (70, 5735232), (72, 5575920), (80, 5018328), (84, 4779360), (90, 4460736), (96, 4181940), (105, 3823488), (108, 3717280), (112, 3584520), (120, 3345552), (126, 3186240), (128, 3136455), (135, 2973824), (140, 2867616), (144, 2787960), (160, 2509164), (168, 2389680), (180, 2230368), (189, 2124160), (192, 2090970), (210, 1911744), (216, 1858640), (224, 1792260), (240, 1672776), (252, 1593120), (270, 1486912), (280, 1433808), (288, 1393980), (315, 1274496), (320, 1254582), (336, 1194840), (360, 1115184), (378, 1062080), (384, 1045485), (420, 955872), (432, 929320), (448, 896130), (480, 836388), (504, 796560), (540, 743456), (560, 716904), (576, 696990), (630, 637248), (640, 627291), (672, 597420), (720, 557592), (756, 531040), (840, 477936), (864, 464660), (896, 448065), (945, 424832), (960, 418194), (1008, 398280), (1080, 371728), (1120, 358452), (1152, 348495), (1260, 318624), (1344, 298710), (1440, 278796), (1512, 265520), (1680, 238968), (1728, 232330), (1890, 212416), (1920, 209097), (2016, 199140), (2160, 185864), (2240, 179226), (2520, 159312), (2688, 149355), (2880, 139398), (3024, 132760), (3319, 120960), (3360, 119484), (3456, 116165), (3780, 106208), (4032, 99570), (4320, 92932), (4480, 89613), (5040, 79656), (5760, 69699), (6048, 66380), (6638, 60480), (6720, 59742), (7560, 53104), (8064, 49785), (8640, 46466), (9957, 40320), (10080, 39828), (12096, 33190), (13276, 30240), (13440, 29871), (15120, 26552), (16595, 24192), (17280, 23233), (19914, 20160)]