260903440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:190

約数の個数: 240

約数和(自身を含む): 773521920

約数和(自身を除く): 512618480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 49, 56, 62, 70, 76, 80, 95, 98, 112, 113, 124, 133, 140, 152, 155, 190, 196, 217, 226, 245, 248, 266, 280, 304, 310, 380, 392, 434, 452, 490, 496, 532, 560, 565, 589, 620, 665, 760, 784, 791, 868, 904, 931, 980, 1064, 1085, 1130, 1178, 1240, 1330, 1519, 1520, 1582, 1736, 1808, 1862, 1960, 2128, 2147, 2170, 2260, 2356, 2480, 2660, 2945, 3038, 3164, 3472, 3503, 3724, 3920, 3955, 4123, 4294, 4340, 4520, 4655, 4712, 5320, 5537, 5890, 6076, 6328, 7006, 7448, 7595, 7910, 8246, 8588, 8680, 9040, 9310, 9424, 10640, 10735, 11074, 11780, 12152, 12656, 14012, 14896, 15029, 15190, 15820, 16492, 17176, 17360, 17515, 18620, 20615, 21470, 22148, 23560, 24304, 24521, 27685, 28024, 28861, 30058, 30380, 31640, 32984, 34352, 35030, 37240, 41230, 42940, 44296, 47120, 49042, 55370, 56048, 57722, 60116, 60760, 63280, 65968, 66557, 70060, 74480, 75145, 82460, 85880, 88592, 98084, 105203, 110740, 115444, 120232, 121520, 122605, 133114, 140120, 144305, 150290, 164920, 171647, 171760, 196168, 210406, 221480, 230888, 240464, 245210, 266228, 280240, 288610, 300580, 329840, 332785, 343294, 392336, 420812, 442960, 461776, 465899, 490420, 526015, 532456, 577220, 601160, 665570, 686588, 841624, 858235, 931798, 980840, 1052030, 1064912, 1154440, 1202320, 1331140, 1373176, 1683248, 1716470, 1863596, 1961680, 2104060, 2308880, 2329495, 2662280, 2746352, 3261293, 3432940, 3727192, 4208120, 4658990, 5324560, 6522586, 6865880, 7454384, 8416240, 9317980, 13045172, 13731760, 16306465, 18635960, 26090344, 32612930, 37271920, 52180688, 65225860, 130451720, 260903440]

約数ペア:

[(1, 260903440), (2, 130451720), (4, 65225860), (5, 52180688), (7, 37271920), (8, 32612930), (10, 26090344), (14, 18635960), (16, 16306465), (19, 13731760), (20, 13045172), (28, 9317980), (31, 8416240), (35, 7454384), (38, 6865880), (40, 6522586), (49, 5324560), (56, 4658990), (62, 4208120), (70, 3727192), (76, 3432940), (80, 3261293), (95, 2746352), (98, 2662280), (112, 2329495), (113, 2308880), (124, 2104060), (133, 1961680), (140, 1863596), (152, 1716470), (155, 1683248), (190, 1373176), (196, 1331140), (217, 1202320), (226, 1154440), (245, 1064912), (248, 1052030), (266, 980840), (280, 931798), (304, 858235), (310, 841624), (380, 686588), (392, 665570), (434, 601160), (452, 577220), (490, 532456), (496, 526015), (532, 490420), (560, 465899), (565, 461776), (589, 442960), (620, 420812), (665, 392336), (760, 343294), (784, 332785), (791, 329840), (868, 300580), (904, 288610), (931, 280240), (980, 266228), (1064, 245210), (1085, 240464), (1130, 230888), (1178, 221480), (1240, 210406), (1330, 196168), (1519, 171760), (1520, 171647), (1582, 164920), (1736, 150290), (1808, 144305), (1862, 140120), (1960, 133114), (2128, 122605), (2147, 121520), (2170, 120232), (2260, 115444), (2356, 110740), (2480, 105203), (2660, 98084), (2945, 88592), (3038, 85880), (3164, 82460), (3472, 75145), (3503, 74480), (3724, 70060), (3920, 66557), (3955, 65968), (4123, 63280), (4294, 60760), (4340, 60116), (4520, 57722), (4655, 56048), (4712, 55370), (5320, 49042), (5537, 47120), (5890, 44296), (6076, 42940), (6328, 41230), (7006, 37240), (7448, 35030), (7595, 34352), (7910, 32984), (8246, 31640), (8588, 30380), (8680, 30058), (9040, 28861), (9310, 28024), (9424, 27685), (10640, 24521), (10735, 24304), (11074, 23560), (11780, 22148), (12152, 21470), (12656, 20615), (14012, 18620), (14896, 17515), (15029, 17360), (15190, 17176), (15820, 16492)]