248198580

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:580

約数の個数: 240

約数和(自身を含む): 912320640

約数和(自身を除く): 664122060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 43, 45, 54, 60, 63, 70, 81, 84, 86, 90, 105, 108, 126, 129, 135, 140, 162, 172, 180, 189, 210, 215, 252, 258, 270, 301, 315, 324, 378, 387, 405, 420, 430, 509, 516, 540, 567, 602, 630, 645, 756, 774, 810, 860, 903, 945, 1018, 1134, 1161, 1204, 1260, 1290, 1505, 1527, 1548, 1620, 1806, 1890, 1935, 2036, 2268, 2322, 2545, 2580, 2709, 2835, 3010, 3054, 3483, 3563, 3612, 3780, 3870, 4515, 4581, 4644, 5090, 5418, 5670, 5805, 6020, 6108, 6966, 7126, 7635, 7740, 8127, 9030, 9162, 10180, 10689, 10836, 11340, 11610, 13545, 13743, 13932, 14252, 15270, 16254, 17415, 17815, 18060, 18324, 21378, 21887, 22905, 23220, 24381, 27090, 27486, 30540, 32067, 32508, 34830, 35630, 40635, 41229, 42756, 43774, 45810, 48762, 53445, 54180, 54972, 64134, 65661, 68715, 69660, 71260, 81270, 82458, 87548, 91620, 96201, 97524, 106890, 109435, 121905, 128268, 131322, 137430, 153209, 160335, 162540, 164916, 192402, 196983, 206145, 213780, 218870, 243810, 262644, 274860, 288603, 306418, 320670, 328305, 384804, 393966, 412290, 437740, 459627, 481005, 487620, 577206, 590949, 612836, 641340, 656610, 766045, 787932, 824580, 919254, 962010, 984915, 1154412, 1181898, 1313220, 1378881, 1443015, 1532090, 1772847, 1838508, 1924020, 1969830, 2298135, 2363796, 2757762, 2886030, 2954745, 3064180, 3545694, 3939660, 4136643, 4596270, 5515524, 5772060, 5909490, 6894405, 7091388, 8273286, 8864235, 9192540, 11818980, 12409929, 13788810, 16546572, 17728470, 20683215, 24819858, 27577620, 35456940, 41366430, 49639716, 62049645, 82732860, 124099290, 248198580]

約数ペア:

[(1, 248198580), (2, 124099290), (3, 82732860), (4, 62049645), (5, 49639716), (6, 41366430), (7, 35456940), (9, 27577620), (10, 24819858), (12, 20683215), (14, 17728470), (15, 16546572), (18, 13788810), (20, 12409929), (21, 11818980), (27, 9192540), (28, 8864235), (30, 8273286), (35, 7091388), (36, 6894405), (42, 5909490), (43, 5772060), (45, 5515524), (54, 4596270), (60, 4136643), (63, 3939660), (70, 3545694), (81, 3064180), (84, 2954745), (86, 2886030), (90, 2757762), (105, 2363796), (108, 2298135), (126, 1969830), (129, 1924020), (135, 1838508), (140, 1772847), (162, 1532090), (172, 1443015), (180, 1378881), (189, 1313220), (210, 1181898), (215, 1154412), (252, 984915), (258, 962010), (270, 919254), (301, 824580), (315, 787932), (324, 766045), (378, 656610), (387, 641340), (405, 612836), (420, 590949), (430, 577206), (509, 487620), (516, 481005), (540, 459627), (567, 437740), (602, 412290), (630, 393966), (645, 384804), (756, 328305), (774, 320670), (810, 306418), (860, 288603), (903, 274860), (945, 262644), (1018, 243810), (1134, 218870), (1161, 213780), (1204, 206145), (1260, 196983), (1290, 192402), (1505, 164916), (1527, 162540), (1548, 160335), (1620, 153209), (1806, 137430), (1890, 131322), (1935, 128268), (2036, 121905), (2268, 109435), (2322, 106890), (2545, 97524), (2580, 96201), (2709, 91620), (2835, 87548), (3010, 82458), (3054, 81270), (3483, 71260), (3563, 69660), (3612, 68715), (3780, 65661), (3870, 64134), (4515, 54972), (4581, 54180), (4644, 53445), (5090, 48762), (5418, 45810), (5670, 43774), (5805, 42756), (6020, 41229), (6108, 40635), (6966, 35630), (7126, 34830), (7635, 32508), (7740, 32067), (8127, 30540), (9030, 27486), (9162, 27090), (10180, 24381), (10689, 23220), (10836, 22905), (11340, 21887), (11610, 21378), (13545, 18324), (13743, 18060), (13932, 17815), (14252, 17415), (15270, 16254)]