165290280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:471

約数の個数: 128

約数和(自身を含む): 513976320

約数和(自身を除く): 348686040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 103, 120, 129, 172, 206, 215, 258, 309, 311, 344, 412, 430, 515, 516, 618, 622, 645, 824, 860, 933, 1030, 1032, 1236, 1244, 1290, 1545, 1555, 1720, 1866, 2060, 2472, 2488, 2580, 3090, 3110, 3732, 4120, 4429, 4665, 5160, 6180, 6220, 7464, 8858, 9330, 12360, 12440, 13287, 13373, 17716, 18660, 22145, 26574, 26746, 32033, 35432, 37320, 40119, 44290, 53148, 53492, 64066, 66435, 66865, 80238, 88580, 96099, 106296, 106984, 128132, 132870, 133730, 160165, 160476, 177160, 192198, 200595, 256264, 265740, 267460, 320330, 320952, 384396, 401190, 480495, 531480, 534920, 640660, 768792, 802380, 960990, 1281320, 1377419, 1604760, 1921980, 2754838, 3843960, 4132257, 5509676, 6887095, 8264514, 11019352, 13774190, 16529028, 20661285, 27548380, 33058056, 41322570, 55096760, 82645140, 165290280]

約数ペア:

[(1, 165290280), (2, 82645140), (3, 55096760), (4, 41322570), (5, 33058056), (6, 27548380), (8, 20661285), (10, 16529028), (12, 13774190), (15, 11019352), (20, 8264514), (24, 6887095), (30, 5509676), (40, 4132257), (43, 3843960), (60, 2754838), (86, 1921980), (103, 1604760), (120, 1377419), (129, 1281320), (172, 960990), (206, 802380), (215, 768792), (258, 640660), (309, 534920), (311, 531480), (344, 480495), (412, 401190), (430, 384396), (515, 320952), (516, 320330), (618, 267460), (622, 265740), (645, 256264), (824, 200595), (860, 192198), (933, 177160), (1030, 160476), (1032, 160165), (1236, 133730), (1244, 132870), (1290, 128132), (1545, 106984), (1555, 106296), (1720, 96099), (1866, 88580), (2060, 80238), (2472, 66865), (2488, 66435), (2580, 64066), (3090, 53492), (3110, 53148), (3732, 44290), (4120, 40119), (4429, 37320), (4665, 35432), (5160, 32033), (6180, 26746), (6220, 26574), (7464, 22145), (8858, 18660), (9330, 17716), (12360, 13373), (12440, 13287)]