28436760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:238

約数の個数: 192

約数和(自身を含む): 103783680

約数和(自身を除く): 75346920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 43, 44, 45, 55, 60, 66, 72, 86, 88, 90, 99, 110, 120, 129, 132, 165, 167, 172, 180, 198, 215, 220, 258, 264, 330, 334, 344, 360, 387, 396, 430, 440, 473, 495, 501, 516, 645, 660, 668, 774, 792, 835, 860, 946, 990, 1002, 1032, 1290, 1320, 1336, 1419, 1503, 1548, 1670, 1720, 1837, 1892, 1935, 1980, 2004, 2365, 2505, 2580, 2838, 3006, 3096, 3340, 3674, 3784, 3870, 3960, 4008, 4257, 4730, 5010, 5160, 5511, 5676, 6012, 6680, 7095, 7181, 7348, 7515, 7740, 8514, 9185, 9460, 10020, 11022, 11352, 12024, 14190, 14362, 14696, 15030, 15480, 16533, 17028, 18370, 18920, 20040, 21285, 21543, 22044, 27555, 28380, 28724, 30060, 33066, 34056, 35905, 36740, 42570, 43086, 44088, 55110, 56760, 57448, 60120, 64629, 66132, 71810, 73480, 78991, 82665, 85140, 86172, 107715, 110220, 129258, 132264, 143620, 157982, 165330, 170280, 172344, 215430, 220440, 236973, 258516, 287240, 315964, 323145, 330660, 394955, 430860, 473946, 517032, 631928, 646290, 661320, 710919, 789910, 861720, 947892, 1184865, 1292580, 1421838, 1579820, 1895784, 2369730, 2585160, 2843676, 3159640, 3554595, 4739460, 5687352, 7109190, 9478920, 14218380, 28436760]

約数ペア:

[(1, 28436760), (2, 14218380), (3, 9478920), (4, 7109190), (5, 5687352), (6, 4739460), (8, 3554595), (9, 3159640), (10, 2843676), (11, 2585160), (12, 2369730), (15, 1895784), (18, 1579820), (20, 1421838), (22, 1292580), (24, 1184865), (30, 947892), (33, 861720), (36, 789910), (40, 710919), (43, 661320), (44, 646290), (45, 631928), (55, 517032), (60, 473946), (66, 430860), (72, 394955), (86, 330660), (88, 323145), (90, 315964), (99, 287240), (110, 258516), (120, 236973), (129, 220440), (132, 215430), (165, 172344), (167, 170280), (172, 165330), (180, 157982), (198, 143620), (215, 132264), (220, 129258), (258, 110220), (264, 107715), (330, 86172), (334, 85140), (344, 82665), (360, 78991), (387, 73480), (396, 71810), (430, 66132), (440, 64629), (473, 60120), (495, 57448), (501, 56760), (516, 55110), (645, 44088), (660, 43086), (668, 42570), (774, 36740), (792, 35905), (835, 34056), (860, 33066), (946, 30060), (990, 28724), (1002, 28380), (1032, 27555), (1290, 22044), (1320, 21543), (1336, 21285), (1419, 20040), (1503, 18920), (1548, 18370), (1670, 17028), (1720, 16533), (1837, 15480), (1892, 15030), (1935, 14696), (1980, 14362), (2004, 14190), (2365, 12024), (2505, 11352), (2580, 11022), (2838, 10020), (3006, 9460), (3096, 9185), (3340, 8514), (3674, 7740), (3784, 7515), (3870, 7348), (3960, 7181), (4008, 7095), (4257, 6680), (4730, 6012), (5010, 5676), (5160, 5511)]