455362880

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:401

約数の個数: 168

約数和(自身を含む): 1277480808

約数和(自身を除く): 822117928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 113, 140, 160, 196, 224, 226, 245, 257, 280, 320, 392, 448, 452, 490, 514, 560, 565, 784, 791, 904, 980, 1028, 1120, 1130, 1285, 1568, 1582, 1799, 1808, 1960, 2056, 2240, 2260, 2570, 3136, 3164, 3598, 3616, 3920, 3955, 4112, 4520, 5140, 5537, 6328, 7196, 7232, 7840, 7910, 8224, 8995, 9040, 10280, 11074, 12593, 12656, 14392, 15680, 15820, 16448, 17990, 18080, 20560, 22148, 25186, 25312, 27685, 28784, 29041, 31640, 35980, 36160, 41120, 44296, 50372, 50624, 55370, 57568, 58082, 62965, 63280, 71960, 82240, 88592, 100744, 110740, 115136, 116164, 125930, 126560, 143920, 145205, 177184, 201488, 203287, 221480, 232328, 251860, 253120, 287840, 290410, 354368, 402976, 406574, 442960, 464656, 503720, 575680, 580820, 805952, 813148, 885920, 929312, 1007440, 1016435, 1161640, 1423009, 1626296, 1771840, 1858624, 2014880, 2032870, 2323280, 2846018, 3252592, 4029760, 4065740, 4646560, 5692036, 6505184, 7115045, 8131480, 9293120, 11384072, 13010368, 14230090, 16262960, 22768144, 28460180, 32525920, 45536288, 56920360, 65051840, 91072576, 113840720, 227681440, 455362880]

約数ペア:

[(1, 455362880), (2, 227681440), (4, 113840720), (5, 91072576), (7, 65051840), (8, 56920360), (10, 45536288), (14, 32525920), (16, 28460180), (20, 22768144), (28, 16262960), (32, 14230090), (35, 13010368), (40, 11384072), (49, 9293120), (56, 8131480), (64, 7115045), (70, 6505184), (80, 5692036), (98, 4646560), (112, 4065740), (113, 4029760), (140, 3252592), (160, 2846018), (196, 2323280), (224, 2032870), (226, 2014880), (245, 1858624), (257, 1771840), (280, 1626296), (320, 1423009), (392, 1161640), (448, 1016435), (452, 1007440), (490, 929312), (514, 885920), (560, 813148), (565, 805952), (784, 580820), (791, 575680), (904, 503720), (980, 464656), (1028, 442960), (1120, 406574), (1130, 402976), (1285, 354368), (1568, 290410), (1582, 287840), (1799, 253120), (1808, 251860), (1960, 232328), (2056, 221480), (2240, 203287), (2260, 201488), (2570, 177184), (3136, 145205), (3164, 143920), (3598, 126560), (3616, 125930), (3920, 116164), (3955, 115136), (4112, 110740), (4520, 100744), (5140, 88592), (5537, 82240), (6328, 71960), (7196, 63280), (7232, 62965), (7840, 58082), (7910, 57568), (8224, 55370), (8995, 50624), (9040, 50372), (10280, 44296), (11074, 41120), (12593, 36160), (12656, 35980), (14392, 31640), (15680, 29041), (15820, 28784), (16448, 27685), (17990, 25312), (18080, 25186), (20560, 22148)]