238989870

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:279

約数の個数: 192

約数和(自身を含む): 747601920

約数和(自身を除く): 508612050

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 29, 30, 35, 42, 45, 58, 63, 70, 87, 90, 103, 105, 126, 127, 145, 174, 203, 206, 210, 254, 261, 290, 309, 315, 381, 406, 435, 515, 522, 609, 618, 630, 635, 721, 762, 870, 889, 927, 1015, 1030, 1143, 1218, 1270, 1305, 1442, 1545, 1778, 1827, 1854, 1905, 2030, 2163, 2286, 2610, 2667, 2987, 3045, 3090, 3605, 3654, 3683, 3810, 4326, 4445, 4635, 5334, 5715, 5974, 6090, 6489, 7210, 7366, 8001, 8890, 8961, 9135, 9270, 10815, 11049, 11430, 12978, 13081, 13335, 14935, 16002, 17922, 18270, 18415, 20909, 21630, 22098, 25781, 26162, 26670, 26883, 29870, 32445, 33147, 36830, 39243, 40005, 41818, 44805, 51562, 53766, 55245, 62727, 64890, 65405, 66294, 77343, 78486, 80010, 89610, 91567, 104545, 110490, 117729, 125454, 128905, 130810, 134415, 154686, 165735, 183134, 188181, 196215, 209090, 232029, 235458, 257810, 268830, 274701, 313635, 331470, 376362, 379349, 386715, 392430, 457835, 464058, 549402, 588645, 627270, 758698, 773430, 824103, 915670, 940905, 1138047, 1160145, 1177290, 1373505, 1648206, 1881810, 1896745, 2276094, 2320290, 2655443, 2747010, 3414141, 3793490, 4120515, 5310886, 5690235, 6828282, 7966329, 8241030, 11380470, 13277215, 15932658, 17070705, 23898987, 26554430, 34141410, 39831645, 47797974, 79663290, 119494935, 238989870]

約数ペア:

[(1, 238989870), (2, 119494935), (3, 79663290), (5, 47797974), (6, 39831645), (7, 34141410), (9, 26554430), (10, 23898987), (14, 17070705), (15, 15932658), (18, 13277215), (21, 11380470), (29, 8241030), (30, 7966329), (35, 6828282), (42, 5690235), (45, 5310886), (58, 4120515), (63, 3793490), (70, 3414141), (87, 2747010), (90, 2655443), (103, 2320290), (105, 2276094), (126, 1896745), (127, 1881810), (145, 1648206), (174, 1373505), (203, 1177290), (206, 1160145), (210, 1138047), (254, 940905), (261, 915670), (290, 824103), (309, 773430), (315, 758698), (381, 627270), (406, 588645), (435, 549402), (515, 464058), (522, 457835), (609, 392430), (618, 386715), (630, 379349), (635, 376362), (721, 331470), (762, 313635), (870, 274701), (889, 268830), (927, 257810), (1015, 235458), (1030, 232029), (1143, 209090), (1218, 196215), (1270, 188181), (1305, 183134), (1442, 165735), (1545, 154686), (1778, 134415), (1827, 130810), (1854, 128905), (1905, 125454), (2030, 117729), (2163, 110490), (2286, 104545), (2610, 91567), (2667, 89610), (2987, 80010), (3045, 78486), (3090, 77343), (3605, 66294), (3654, 65405), (3683, 64890), (3810, 62727), (4326, 55245), (4445, 53766), (4635, 51562), (5334, 44805), (5715, 41818), (5974, 40005), (6090, 39243), (6489, 36830), (7210, 33147), (7366, 32445), (8001, 29870), (8890, 26883), (8961, 26670), (9135, 26162), (9270, 25781), (10815, 22098), (11049, 21630), (11430, 20909), (12978, 18415), (13081, 18270), (13335, 17922), (14935, 16002)]