64971720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1823}}^1$

素因数の和:1857

約数の個数: 160

約数和(自身を含む): 238360320

約数和(自身を除く): 173388600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 132, 135, 162, 165, 180, 198, 216, 220, 264, 270, 297, 324, 330, 360, 396, 405, 440, 495, 540, 594, 648, 660, 792, 810, 891, 990, 1080, 1188, 1320, 1485, 1620, 1782, 1823, 1980, 2376, 2970, 3240, 3564, 3646, 3960, 4455, 5469, 5940, 7128, 7292, 8910, 9115, 10938, 11880, 14584, 16407, 17820, 18230, 20053, 21876, 27345, 32814, 35640, 36460, 40106, 43752, 49221, 54690, 60159, 65628, 72920, 80212, 82035, 98442, 100265, 109380, 120318, 131256, 147663, 160424, 164070, 180477, 196884, 200530, 218760, 240636, 246105, 295326, 300795, 328140, 360954, 393768, 401060, 481272, 492210, 541431, 590652, 601590, 656280, 721908, 738315, 802120, 902385, 984420, 1082862, 1181304, 1203180, 1443816, 1476630, 1624293, 1804770, 1968840, 2165724, 2406360, 2707155, 2953260, 3248586, 3609540, 4331448, 5414310, 5906520, 6497172, 7219080, 8121465, 10828620, 12994344, 16242930, 21657240, 32485860, 64971720]

約数ペア:

[(1, 64971720), (2, 32485860), (3, 21657240), (4, 16242930), (5, 12994344), (6, 10828620), (8, 8121465), (9, 7219080), (10, 6497172), (11, 5906520), (12, 5414310), (15, 4331448), (18, 3609540), (20, 3248586), (22, 2953260), (24, 2707155), (27, 2406360), (30, 2165724), (33, 1968840), (36, 1804770), (40, 1624293), (44, 1476630), (45, 1443816), (54, 1203180), (55, 1181304), (60, 1082862), (66, 984420), (72, 902385), (81, 802120), (88, 738315), (90, 721908), (99, 656280), (108, 601590), (110, 590652), (120, 541431), (132, 492210), (135, 481272), (162, 401060), (165, 393768), (180, 360954), (198, 328140), (216, 300795), (220, 295326), (264, 246105), (270, 240636), (297, 218760), (324, 200530), (330, 196884), (360, 180477), (396, 164070), (405, 160424), (440, 147663), (495, 131256), (540, 120318), (594, 109380), (648, 100265), (660, 98442), (792, 82035), (810, 80212), (891, 72920), (990, 65628), (1080, 60159), (1188, 54690), (1320, 49221), (1485, 43752), (1620, 40106), (1782, 36460), (1823, 35640), (1980, 32814), (2376, 27345), (2970, 21876), (3240, 20053), (3564, 18230), (3646, 17820), (3960, 16407), (4455, 14584), (5469, 11880), (5940, 10938), (7128, 9115), (7292, 8910)]