12884520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:295

約数の個数: 128

約数和(自身を含む): 43338240

約数和(自身を除く): 30453720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 43, 44, 55, 60, 66, 86, 88, 110, 120, 129, 132, 165, 172, 215, 220, 227, 258, 264, 330, 344, 430, 440, 454, 473, 516, 645, 660, 681, 860, 908, 946, 1032, 1135, 1290, 1320, 1362, 1419, 1720, 1816, 1892, 2270, 2365, 2497, 2580, 2724, 2838, 3405, 3784, 4540, 4730, 4994, 5160, 5448, 5676, 6810, 7095, 7491, 9080, 9460, 9761, 9988, 11352, 12485, 13620, 14190, 14982, 18920, 19522, 19976, 24970, 27240, 28380, 29283, 29964, 37455, 39044, 48805, 49940, 56760, 58566, 59928, 74910, 78088, 97610, 99880, 107371, 117132, 146415, 149820, 195220, 214742, 234264, 292830, 299640, 322113, 390440, 429484, 536855, 585660, 644226, 858968, 1073710, 1171320, 1288452, 1610565, 2147420, 2576904, 3221130, 4294840, 6442260, 12884520]

約数ペア:

[(1, 12884520), (2, 6442260), (3, 4294840), (4, 3221130), (5, 2576904), (6, 2147420), (8, 1610565), (10, 1288452), (11, 1171320), (12, 1073710), (15, 858968), (20, 644226), (22, 585660), (24, 536855), (30, 429484), (33, 390440), (40, 322113), (43, 299640), (44, 292830), (55, 234264), (60, 214742), (66, 195220), (86, 149820), (88, 146415), (110, 117132), (120, 107371), (129, 99880), (132, 97610), (165, 78088), (172, 74910), (215, 59928), (220, 58566), (227, 56760), (258, 49940), (264, 48805), (330, 39044), (344, 37455), (430, 29964), (440, 29283), (454, 28380), (473, 27240), (516, 24970), (645, 19976), (660, 19522), (681, 18920), (860, 14982), (908, 14190), (946, 13620), (1032, 12485), (1135, 11352), (1290, 9988), (1320, 9761), (1362, 9460), (1419, 9080), (1720, 7491), (1816, 7095), (1892, 6810), (2270, 5676), (2365, 5448), (2497, 5160), (2580, 4994), (2724, 4730), (2838, 4540), (3405, 3784)]