280275030

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:291

約数の個数: 192

約数和(自身を含む): 874119168

約数和(自身を除く): 593844138

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 62, 63, 70, 90, 93, 105, 113, 126, 127, 155, 186, 210, 217, 226, 254, 279, 310, 315, 339, 381, 434, 465, 558, 565, 630, 635, 651, 678, 762, 791, 889, 930, 1017, 1085, 1130, 1143, 1270, 1302, 1395, 1582, 1695, 1778, 1905, 1953, 2034, 2170, 2286, 2373, 2667, 2790, 3255, 3390, 3503, 3810, 3906, 3937, 3955, 4445, 4746, 5085, 5334, 5715, 6510, 7006, 7119, 7874, 7910, 8001, 8890, 9765, 10170, 10509, 11430, 11811, 11865, 13335, 14238, 14351, 16002, 17515, 19530, 19685, 21018, 23622, 23730, 24521, 26670, 27559, 28702, 31527, 35030, 35433, 35595, 39370, 40005, 43053, 49042, 52545, 55118, 59055, 63054, 70866, 71190, 71755, 73563, 80010, 82677, 86106, 100457, 105090, 118110, 122605, 129159, 137795, 143510, 147126, 157635, 165354, 177165, 200914, 215265, 220689, 245210, 248031, 258318, 275590, 301371, 315270, 354330, 367815, 413385, 430530, 441378, 444881, 496062, 502285, 602742, 645795, 735630, 826770, 889762, 904113, 1004570, 1103445, 1240155, 1291590, 1334643, 1506855, 1808226, 2206890, 2224405, 2480310, 2669286, 3013710, 3114167, 4003929, 4448810, 4520565, 6228334, 6673215, 8007858, 9041130, 9342501, 13346430, 15570835, 18685002, 20019645, 28027503, 31141670, 40039290, 46712505, 56055006, 93425010, 140137515, 280275030]

約数ペア:

[(1, 280275030), (2, 140137515), (3, 93425010), (5, 56055006), (6, 46712505), (7, 40039290), (9, 31141670), (10, 28027503), (14, 20019645), (15, 18685002), (18, 15570835), (21, 13346430), (30, 9342501), (31, 9041130), (35, 8007858), (42, 6673215), (45, 6228334), (62, 4520565), (63, 4448810), (70, 4003929), (90, 3114167), (93, 3013710), (105, 2669286), (113, 2480310), (126, 2224405), (127, 2206890), (155, 1808226), (186, 1506855), (210, 1334643), (217, 1291590), (226, 1240155), (254, 1103445), (279, 1004570), (310, 904113), (315, 889762), (339, 826770), (381, 735630), (434, 645795), (465, 602742), (558, 502285), (565, 496062), (630, 444881), (635, 441378), (651, 430530), (678, 413385), (762, 367815), (791, 354330), (889, 315270), (930, 301371), (1017, 275590), (1085, 258318), (1130, 248031), (1143, 245210), (1270, 220689), (1302, 215265), (1395, 200914), (1582, 177165), (1695, 165354), (1778, 157635), (1905, 147126), (1953, 143510), (2034, 137795), (2170, 129159), (2286, 122605), (2373, 118110), (2667, 105090), (2790, 100457), (3255, 86106), (3390, 82677), (3503, 80010), (3810, 73563), (3906, 71755), (3937, 71190), (3955, 70866), (4445, 63054), (4746, 59055), (5085, 55118), (5334, 52545), (5715, 49042), (6510, 43053), (7006, 40005), (7119, 39370), (7874, 35595), (7910, 35433), (8001, 35030), (8890, 31527), (9765, 28702), (10170, 27559), (10509, 26670), (11430, 24521), (11811, 23730), (11865, 23622), (13335, 21018), (14238, 19685), (14351, 19530), (16002, 17515)]