19256580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:99

約数の個数: 288

約数和(自身を含む): 75479040

約数和(自身を除く): 56222460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 29, 30, 31, 34, 35, 36, 42, 45, 51, 58, 60, 62, 63, 68, 70, 84, 85, 87, 90, 93, 102, 105, 116, 119, 124, 126, 140, 145, 153, 155, 170, 174, 180, 186, 203, 204, 210, 217, 238, 252, 255, 261, 279, 290, 306, 310, 315, 340, 348, 357, 372, 406, 420, 434, 435, 465, 476, 493, 510, 522, 527, 558, 580, 595, 609, 612, 620, 630, 651, 714, 765, 812, 868, 870, 899, 930, 986, 1015, 1020, 1044, 1054, 1071, 1085, 1116, 1190, 1218, 1260, 1302, 1305, 1395, 1428, 1479, 1530, 1581, 1740, 1785, 1798, 1827, 1860, 1953, 1972, 2030, 2108, 2142, 2170, 2380, 2436, 2465, 2604, 2610, 2635, 2697, 2790, 2958, 3045, 3060, 3162, 3255, 3451, 3570, 3596, 3654, 3689, 3906, 4060, 4284, 4340, 4437, 4495, 4743, 4930, 5220, 5270, 5355, 5394, 5580, 5916, 6090, 6293, 6324, 6510, 6902, 7140, 7308, 7378, 7395, 7812, 7905, 8091, 8874, 8990, 9135, 9486, 9765, 9860, 10353, 10540, 10710, 10788, 11067, 12180, 12586, 13020, 13485, 13804, 14756, 14790, 15283, 15810, 16182, 17255, 17748, 17980, 18270, 18445, 18879, 18972, 19530, 20706, 21420, 22134, 22185, 23715, 25172, 26970, 29580, 30566, 31059, 31465, 31620, 32364, 33201, 34510, 36540, 36890, 37758, 39060, 40455, 41412, 44268, 44370, 45849, 47430, 51765, 53940, 55335, 56637, 61132, 62118, 62930, 66402, 69020, 73780, 75516, 76415, 80910, 88740, 91698, 94395, 94860, 103530, 106981, 110670, 113274, 124236, 125860, 132804, 137547, 152830, 155295, 161820, 166005, 183396, 188790, 207060, 213962, 221340, 226548, 229245, 275094, 283185, 305660, 310590, 320943, 332010, 377580, 427924, 458490, 534905, 550188, 566370, 621180, 641886, 664020, 687735, 916980, 962829, 1069810, 1132740, 1283772, 1375470, 1604715, 1925658, 2139620, 2750940, 3209430, 3851316, 4814145, 6418860, 9628290, 19256580]

約数ペア:

[(1, 19256580), (2, 9628290), (3, 6418860), (4, 4814145), (5, 3851316), (6, 3209430), (7, 2750940), (9, 2139620), (10, 1925658), (12, 1604715), (14, 1375470), (15, 1283772), (17, 1132740), (18, 1069810), (20, 962829), (21, 916980), (28, 687735), (29, 664020), (30, 641886), (31, 621180), (34, 566370), (35, 550188), (36, 534905), (42, 458490), (45, 427924), (51, 377580), (58, 332010), (60, 320943), (62, 310590), (63, 305660), (68, 283185), (70, 275094), (84, 229245), (85, 226548), (87, 221340), (90, 213962), (93, 207060), (102, 188790), (105, 183396), (116, 166005), (119, 161820), (124, 155295), (126, 152830), (140, 137547), (145, 132804), (153, 125860), (155, 124236), (170, 113274), (174, 110670), (180, 106981), (186, 103530), (203, 94860), (204, 94395), (210, 91698), (217, 88740), (238, 80910), (252, 76415), (255, 75516), (261, 73780), (279, 69020), (290, 66402), (306, 62930), (310, 62118), (315, 61132), (340, 56637), (348, 55335), (357, 53940), (372, 51765), (406, 47430), (420, 45849), (434, 44370), (435, 44268), (465, 41412), (476, 40455), (493, 39060), (510, 37758), (522, 36890), (527, 36540), (558, 34510), (580, 33201), (595, 32364), (609, 31620), (612, 31465), (620, 31059), (630, 30566), (651, 29580), (714, 26970), (765, 25172), (812, 23715), (868, 22185), (870, 22134), (899, 21420), (930, 20706), (986, 19530), (1015, 18972), (1020, 18879), (1044, 18445), (1054, 18270), (1071, 17980), (1085, 17748), (1116, 17255), (1190, 16182), (1218, 15810), (1260, 15283), (1302, 14790), (1305, 14756), (1395, 13804), (1428, 13485), (1479, 13020), (1530, 12586), (1581, 12180), (1740, 11067), (1785, 10788), (1798, 10710), (1827, 10540), (1860, 10353), (1953, 9860), (1972, 9765), (2030, 9486), (2108, 9135), (2142, 8990), (2170, 8874), (2380, 8091), (2436, 7905), (2465, 7812), (2604, 7395), (2610, 7378), (2635, 7308), (2697, 7140), (2790, 6902), (2958, 6510), (3045, 6324), (3060, 6293), (3162, 6090), (3255, 5916), (3451, 5580), (3570, 5394), (3596, 5355), (3654, 5270), (3689, 5220), (3906, 4930), (4060, 4743), (4284, 4495), (4340, 4437)]