165465720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:579

約数の個数: 256

約数和(自身を含む): 646272000

約数和(自身を除く): 480806280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 43, 45, 54, 56, 60, 63, 70, 72, 84, 86, 90, 105, 108, 120, 126, 129, 135, 140, 168, 172, 180, 189, 210, 215, 216, 252, 258, 270, 280, 301, 315, 344, 360, 378, 387, 420, 430, 504, 509, 516, 540, 602, 630, 645, 756, 774, 840, 860, 903, 945, 1018, 1032, 1080, 1161, 1204, 1260, 1290, 1505, 1512, 1527, 1548, 1720, 1806, 1890, 1935, 2036, 2322, 2408, 2520, 2545, 2580, 2709, 3010, 3054, 3096, 3563, 3612, 3780, 3870, 4072, 4515, 4581, 4644, 5090, 5160, 5418, 5805, 6020, 6108, 7126, 7224, 7560, 7635, 7740, 8127, 9030, 9162, 9288, 10180, 10689, 10836, 11610, 12040, 12216, 13545, 13743, 14252, 15270, 15480, 16254, 17815, 18060, 18324, 20360, 21378, 21672, 21887, 22905, 23220, 27090, 27486, 28504, 30540, 32067, 32508, 35630, 36120, 36648, 40635, 42756, 43774, 45810, 46440, 53445, 54180, 54972, 61080, 64134, 65016, 65661, 68715, 71260, 81270, 85512, 87548, 91620, 96201, 106890, 108360, 109435, 109944, 128268, 131322, 137430, 142520, 153209, 160335, 162540, 175096, 183240, 192402, 196983, 213780, 218870, 256536, 262644, 274860, 306418, 320670, 325080, 328305, 384804, 393966, 427560, 437740, 459627, 481005, 525288, 549720, 590949, 612836, 641340, 656610, 766045, 769608, 787932, 875480, 919254, 962010, 984915, 1181898, 1225672, 1282680, 1313220, 1378881, 1532090, 1575864, 1838508, 1924020, 1969830, 2298135, 2363796, 2626440, 2757762, 2954745, 3064180, 3677016, 3848040, 3939660, 4136643, 4596270, 4727592, 5515524, 5909490, 6128360, 6894405, 7879320, 8273286, 9192540, 11031048, 11818980, 13788810, 16546572, 18385080, 20683215, 23637960, 27577620, 33093144, 41366430, 55155240, 82732860, 165465720]

約数ペア:

[(1, 165465720), (2, 82732860), (3, 55155240), (4, 41366430), (5, 33093144), (6, 27577620), (7, 23637960), (8, 20683215), (9, 18385080), (10, 16546572), (12, 13788810), (14, 11818980), (15, 11031048), (18, 9192540), (20, 8273286), (21, 7879320), (24, 6894405), (27, 6128360), (28, 5909490), (30, 5515524), (35, 4727592), (36, 4596270), (40, 4136643), (42, 3939660), (43, 3848040), (45, 3677016), (54, 3064180), (56, 2954745), (60, 2757762), (63, 2626440), (70, 2363796), (72, 2298135), (84, 1969830), (86, 1924020), (90, 1838508), (105, 1575864), (108, 1532090), (120, 1378881), (126, 1313220), (129, 1282680), (135, 1225672), (140, 1181898), (168, 984915), (172, 962010), (180, 919254), (189, 875480), (210, 787932), (215, 769608), (216, 766045), (252, 656610), (258, 641340), (270, 612836), (280, 590949), (301, 549720), (315, 525288), (344, 481005), (360, 459627), (378, 437740), (387, 427560), (420, 393966), (430, 384804), (504, 328305), (509, 325080), (516, 320670), (540, 306418), (602, 274860), (630, 262644), (645, 256536), (756, 218870), (774, 213780), (840, 196983), (860, 192402), (903, 183240), (945, 175096), (1018, 162540), (1032, 160335), (1080, 153209), (1161, 142520), (1204, 137430), (1260, 131322), (1290, 128268), (1505, 109944), (1512, 109435), (1527, 108360), (1548, 106890), (1720, 96201), (1806, 91620), (1890, 87548), (1935, 85512), (2036, 81270), (2322, 71260), (2408, 68715), (2520, 65661), (2545, 65016), (2580, 64134), (2709, 61080), (3010, 54972), (3054, 54180), (3096, 53445), (3563, 46440), (3612, 45810), (3780, 43774), (3870, 42756), (4072, 40635), (4515, 36648), (4581, 36120), (4644, 35630), (5090, 32508), (5160, 32067), (5418, 30540), (5805, 28504), (6020, 27486), (6108, 27090), (7126, 23220), (7224, 22905), (7560, 21887), (7635, 21672), (7740, 21378), (8127, 20360), (9030, 18324), (9162, 18060), (9288, 17815), (10180, 16254), (10689, 15480), (10836, 15270), (11610, 14252), (12040, 13743), (12216, 13545)]