81519951480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{781741}}^1$

素因数の和:781845

約数の個数: 128

約数和(自身を含む): 270170035200

約数和(自身を除く): 188650083720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 79, 88, 110, 120, 132, 158, 165, 220, 237, 264, 316, 330, 395, 440, 474, 632, 660, 790, 869, 948, 1185, 1320, 1580, 1738, 1896, 2370, 2607, 3160, 3476, 4345, 4740, 5214, 6952, 8690, 9480, 10428, 13035, 17380, 20856, 26070, 34760, 52140, 104280, 781741, 1563482, 2345223, 3126964, 3908705, 4690446, 6253928, 7817410, 8599151, 9380892, 11726115, 15634820, 17198302, 18761784, 23452230, 25797453, 31269640, 34396604, 42995755, 46904460, 51594906, 61757539, 68793208, 85991510, 93808920, 103189812, 123515078, 128987265, 171983020, 185272617, 206379624, 247030156, 257974530, 308787695, 343966040, 370545234, 494060312, 515949060, 617575390, 679332929, 741090468, 926363085, 1031898120, 1235150780, 1358665858, 1482180936, 1852726170, 2037998787, 2470301560, 2717331716, 3396664645, 3705452340, 4075997574, 5434663432, 6793329290, 7410904680, 8151995148, 10189993935, 13586658580, 16303990296, 20379987870, 27173317160, 40759975740, 81519951480]

約数ペア:

[(1, 81519951480), (2, 40759975740), (3, 27173317160), (4, 20379987870), (5, 16303990296), (6, 13586658580), (8, 10189993935), (10, 8151995148), (11, 7410904680), (12, 6793329290), (15, 5434663432), (20, 4075997574), (22, 3705452340), (24, 3396664645), (30, 2717331716), (33, 2470301560), (40, 2037998787), (44, 1852726170), (55, 1482180936), (60, 1358665858), (66, 1235150780), (79, 1031898120), (88, 926363085), (110, 741090468), (120, 679332929), (132, 617575390), (158, 515949060), (165, 494060312), (220, 370545234), (237, 343966040), (264, 308787695), (316, 257974530), (330, 247030156), (395, 206379624), (440, 185272617), (474, 171983020), (632, 128987265), (660, 123515078), (790, 103189812), (869, 93808920), (948, 85991510), (1185, 68793208), (1320, 61757539), (1580, 51594906), (1738, 46904460), (1896, 42995755), (2370, 34396604), (2607, 31269640), (3160, 25797453), (3476, 23452230), (4345, 18761784), (4740, 17198302), (5214, 15634820), (6952, 11726115), (8690, 9380892), (9480, 8599151), (10428, 7817410), (13035, 6253928), (17380, 4690446), (20856, 3908705), (26070, 3126964), (34760, 2345223), (52140, 1563482), (104280, 781741)]