421906400

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{677}}^1$

素因数の和:757

約数の個数: 144

約数和(自身を含む): 1112272560

約数和(自身を除く): 690366160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 41, 50, 76, 80, 82, 95, 100, 152, 160, 164, 190, 200, 205, 304, 328, 380, 400, 410, 475, 608, 656, 677, 760, 779, 800, 820, 950, 1025, 1312, 1354, 1520, 1558, 1640, 1900, 2050, 2708, 3040, 3116, 3280, 3385, 3800, 3895, 4100, 5416, 6232, 6560, 6770, 7600, 7790, 8200, 10832, 12464, 12863, 13540, 15200, 15580, 16400, 16925, 19475, 21664, 24928, 25726, 27080, 27757, 31160, 32800, 33850, 38950, 51452, 54160, 55514, 62320, 64315, 67700, 77900, 102904, 108320, 111028, 124640, 128630, 135400, 138785, 155800, 205808, 222056, 257260, 270800, 277570, 311600, 321575, 411616, 444112, 514520, 527383, 541600, 555140, 623200, 643150, 693925, 888224, 1029040, 1054766, 1110280, 1286300, 1387850, 2058080, 2109532, 2220560, 2572600, 2636915, 2775700, 4219064, 4441120, 5145200, 5273830, 5551400, 8438128, 10290400, 10547660, 11102800, 13184575, 16876256, 21095320, 22205600, 26369150, 42190640, 52738300, 84381280, 105476600, 210953200, 421906400]

約数ペア:

[(1, 421906400), (2, 210953200), (4, 105476600), (5, 84381280), (8, 52738300), (10, 42190640), (16, 26369150), (19, 22205600), (20, 21095320), (25, 16876256), (32, 13184575), (38, 11102800), (40, 10547660), (41, 10290400), (50, 8438128), (76, 5551400), (80, 5273830), (82, 5145200), (95, 4441120), (100, 4219064), (152, 2775700), (160, 2636915), (164, 2572600), (190, 2220560), (200, 2109532), (205, 2058080), (304, 1387850), (328, 1286300), (380, 1110280), (400, 1054766), (410, 1029040), (475, 888224), (608, 693925), (656, 643150), (677, 623200), (760, 555140), (779, 541600), (800, 527383), (820, 514520), (950, 444112), (1025, 411616), (1312, 321575), (1354, 311600), (1520, 277570), (1558, 270800), (1640, 257260), (1900, 222056), (2050, 205808), (2708, 155800), (3040, 138785), (3116, 135400), (3280, 128630), (3385, 124640), (3800, 111028), (3895, 108320), (4100, 102904), (5416, 77900), (6232, 67700), (6560, 64315), (6770, 62320), (7600, 55514), (7790, 54160), (8200, 51452), (10832, 38950), (12464, 33850), (12863, 32800), (13540, 31160), (15200, 27757), (15580, 27080), (16400, 25726), (16925, 24928), (19475, 21664)]