668684720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1867}}^1$

素因数の和:1939

約数の個数: 120

約数和(自身を含む): 1756002192

約数和(自身を除く): 1087317472

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 74, 80, 88, 110, 121, 148, 176, 185, 220, 242, 296, 370, 407, 440, 484, 592, 605, 740, 814, 880, 968, 1210, 1480, 1628, 1867, 1936, 2035, 2420, 2960, 3256, 3734, 4070, 4477, 4840, 6512, 7468, 8140, 8954, 9335, 9680, 14936, 16280, 17908, 18670, 20537, 22385, 29872, 32560, 35816, 37340, 41074, 44770, 69079, 71632, 74680, 82148, 89540, 102685, 138158, 149360, 164296, 179080, 205370, 225907, 276316, 328592, 345395, 358160, 410740, 451814, 552632, 690790, 759869, 821480, 903628, 1105264, 1129535, 1381580, 1519738, 1642960, 1807256, 2259070, 2763160, 3039476, 3614512, 3799345, 4518140, 5526320, 6078952, 7598690, 8358559, 9036280, 12157904, 15197380, 16717118, 18072560, 30394760, 33434236, 41792795, 60789520, 66868472, 83585590, 133736944, 167171180, 334342360, 668684720]

約数ペア:

[(1, 668684720), (2, 334342360), (4, 167171180), (5, 133736944), (8, 83585590), (10, 66868472), (11, 60789520), (16, 41792795), (20, 33434236), (22, 30394760), (37, 18072560), (40, 16717118), (44, 15197380), (55, 12157904), (74, 9036280), (80, 8358559), (88, 7598690), (110, 6078952), (121, 5526320), (148, 4518140), (176, 3799345), (185, 3614512), (220, 3039476), (242, 2763160), (296, 2259070), (370, 1807256), (407, 1642960), (440, 1519738), (484, 1381580), (592, 1129535), (605, 1105264), (740, 903628), (814, 821480), (880, 759869), (968, 690790), (1210, 552632), (1480, 451814), (1628, 410740), (1867, 358160), (1936, 345395), (2035, 328592), (2420, 276316), (2960, 225907), (3256, 205370), (3734, 179080), (4070, 164296), (4477, 149360), (4840, 138158), (6512, 102685), (7468, 89540), (8140, 82148), (8954, 74680), (9335, 71632), (9680, 69079), (14936, 44770), (16280, 41074), (17908, 37340), (18670, 35816), (20537, 32560), (22385, 29872)]