666873240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:478

約数の個数: 256

約数和(自身を含む): 2311372800

約数和(自身を除く): 1644499560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 43, 44, 55, 60, 62, 66, 86, 88, 93, 110, 120, 124, 129, 132, 155, 165, 172, 186, 215, 220, 248, 258, 264, 310, 330, 341, 344, 372, 379, 430, 440, 465, 473, 516, 620, 645, 660, 682, 744, 758, 860, 930, 946, 1023, 1032, 1137, 1240, 1290, 1320, 1333, 1364, 1419, 1516, 1705, 1720, 1860, 1892, 1895, 2046, 2274, 2365, 2580, 2666, 2728, 2838, 3032, 3410, 3720, 3784, 3790, 3999, 4092, 4169, 4548, 4730, 5115, 5160, 5332, 5676, 5685, 6665, 6820, 7095, 7580, 7998, 8184, 8338, 9096, 9460, 10230, 10664, 11352, 11370, 11749, 12507, 13330, 13640, 14190, 14663, 15160, 15996, 16297, 16676, 18920, 19995, 20460, 20845, 22740, 23498, 25014, 26660, 28380, 29326, 31992, 32594, 33352, 35247, 39990, 40920, 41690, 43989, 45480, 46996, 48891, 50028, 53320, 56760, 58652, 58745, 62535, 65188, 70494, 73315, 79980, 81485, 83380, 87978, 93992, 97782, 100056, 117304, 117490, 125070, 129239, 130376, 140988, 146630, 159960, 162970, 166760, 175956, 176235, 179267, 195564, 219945, 234980, 244455, 250140, 258478, 281976, 293260, 325940, 351912, 352470, 358534, 387717, 391128, 439890, 469960, 488910, 500280, 505207, 516956, 537801, 586520, 646195, 651880, 704940, 717068, 775434, 879780, 896335, 977820, 1010414, 1033912, 1075602, 1292390, 1409880, 1434136, 1515621, 1550868, 1759560, 1792670, 1938585, 1955640, 2020828, 2151204, 2526035, 2584780, 2689005, 3031242, 3101736, 3585340, 3877170, 4041656, 4302408, 5052070, 5169560, 5378010, 5557277, 6062484, 7170680, 7578105, 7754340, 10104140, 10756020, 11114554, 12124968, 15156210, 15508680, 16671831, 20208280, 21512040, 22229108, 27786385, 30312420, 33343662, 44458216, 55572770, 60624840, 66687324, 83359155, 111145540, 133374648, 166718310, 222291080, 333436620, 666873240]

約数ペア:

[(1, 666873240), (2, 333436620), (3, 222291080), (4, 166718310), (5, 133374648), (6, 111145540), (8, 83359155), (10, 66687324), (11, 60624840), (12, 55572770), (15, 44458216), (20, 33343662), (22, 30312420), (24, 27786385), (30, 22229108), (31, 21512040), (33, 20208280), (40, 16671831), (43, 15508680), (44, 15156210), (55, 12124968), (60, 11114554), (62, 10756020), (66, 10104140), (86, 7754340), (88, 7578105), (93, 7170680), (110, 6062484), (120, 5557277), (124, 5378010), (129, 5169560), (132, 5052070), (155, 4302408), (165, 4041656), (172, 3877170), (186, 3585340), (215, 3101736), (220, 3031242), (248, 2689005), (258, 2584780), (264, 2526035), (310, 2151204), (330, 2020828), (341, 1955640), (344, 1938585), (372, 1792670), (379, 1759560), (430, 1550868), (440, 1515621), (465, 1434136), (473, 1409880), (516, 1292390), (620, 1075602), (645, 1033912), (660, 1010414), (682, 977820), (744, 896335), (758, 879780), (860, 775434), (930, 717068), (946, 704940), (1023, 651880), (1032, 646195), (1137, 586520), (1240, 537801), (1290, 516956), (1320, 505207), (1333, 500280), (1364, 488910), (1419, 469960), (1516, 439890), (1705, 391128), (1720, 387717), (1860, 358534), (1892, 352470), (1895, 351912), (2046, 325940), (2274, 293260), (2365, 281976), (2580, 258478), (2666, 250140), (2728, 244455), (2838, 234980), (3032, 219945), (3410, 195564), (3720, 179267), (3784, 176235), (3790, 175956), (3999, 166760), (4092, 162970), (4169, 159960), (4548, 146630), (4730, 140988), (5115, 130376), (5160, 129239), (5332, 125070), (5676, 117490), (5685, 117304), (6665, 100056), (6820, 97782), (7095, 93992), (7580, 87978), (7998, 83380), (8184, 81485), (8338, 79980), (9096, 73315), (9460, 70494), (10230, 65188), (10664, 62535), (11352, 58745), (11370, 58652), (11749, 56760), (12507, 53320), (13330, 50028), (13640, 48891), (14190, 46996), (14663, 45480), (15160, 43989), (15996, 41690), (16297, 40920), (16676, 39990), (18920, 35247), (19995, 33352), (20460, 32594), (20845, 31992), (22740, 29326), (23498, 28380), (25014, 26660)]