7178374420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{647}}^1$

素因数の和:822

約数の個数: 192

約数和(自身を含む): 18776862720

約数和(自身を除く): 11598488300

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 43, 70, 76, 86, 95, 97, 133, 140, 172, 190, 194, 215, 266, 301, 380, 388, 430, 485, 532, 602, 647, 665, 679, 817, 860, 970, 1204, 1294, 1330, 1358, 1505, 1634, 1843, 1940, 2588, 2660, 2716, 3010, 3235, 3268, 3395, 3686, 4085, 4171, 4529, 5719, 6020, 6470, 6790, 7372, 8170, 8342, 9058, 9215, 11438, 12293, 12901, 12940, 13580, 16340, 16684, 18116, 18430, 20855, 22645, 22876, 24586, 25802, 27821, 28595, 29197, 36860, 41710, 45290, 49172, 51604, 55642, 57190, 58394, 61465, 62759, 64505, 79249, 83420, 86051, 90580, 111284, 114380, 116788, 122930, 125518, 129010, 139105, 145985, 158498, 172102, 194747, 245860, 251036, 258020, 278210, 291970, 313795, 316996, 344204, 389494, 396245, 430255, 439313, 528599, 554743, 556420, 583940, 627590, 778988, 792490, 860510, 878626, 973735, 1057198, 1109486, 1192421, 1255180, 1584980, 1721020, 1757252, 1947470, 2114396, 2196565, 2218972, 2384842, 2642995, 2698637, 2773715, 3700193, 3894940, 4393130, 4769684, 5285990, 5397274, 5547430, 5962105, 7400386, 8346947, 8786260, 10571980, 10794548, 11094860, 11924210, 13493185, 14800772, 16693894, 18500965, 18890459, 23848420, 26986370, 33387788, 37001930, 37780918, 41734735, 51274103, 53972740, 74003860, 75561836, 83469470, 94452295, 102548206, 166938940, 188904590, 205096412, 256370515, 358918721, 377809180, 512741030, 717837442, 1025482060, 1435674884, 1794593605, 3589187210, 7178374420]

約数ペア:

[(1, 7178374420), (2, 3589187210), (4, 1794593605), (5, 1435674884), (7, 1025482060), (10, 717837442), (14, 512741030), (19, 377809180), (20, 358918721), (28, 256370515), (35, 205096412), (38, 188904590), (43, 166938940), (70, 102548206), (76, 94452295), (86, 83469470), (95, 75561836), (97, 74003860), (133, 53972740), (140, 51274103), (172, 41734735), (190, 37780918), (194, 37001930), (215, 33387788), (266, 26986370), (301, 23848420), (380, 18890459), (388, 18500965), (430, 16693894), (485, 14800772), (532, 13493185), (602, 11924210), (647, 11094860), (665, 10794548), (679, 10571980), (817, 8786260), (860, 8346947), (970, 7400386), (1204, 5962105), (1294, 5547430), (1330, 5397274), (1358, 5285990), (1505, 4769684), (1634, 4393130), (1843, 3894940), (1940, 3700193), (2588, 2773715), (2660, 2698637), (2716, 2642995), (3010, 2384842), (3235, 2218972), (3268, 2196565), (3395, 2114396), (3686, 1947470), (4085, 1757252), (4171, 1721020), (4529, 1584980), (5719, 1255180), (6020, 1192421), (6470, 1109486), (6790, 1057198), (7372, 973735), (8170, 878626), (8342, 860510), (9058, 792490), (9215, 778988), (11438, 627590), (12293, 583940), (12901, 556420), (12940, 554743), (13580, 528599), (16340, 439313), (16684, 430255), (18116, 396245), (18430, 389494), (20855, 344204), (22645, 316996), (22876, 313795), (24586, 291970), (25802, 278210), (27821, 258020), (28595, 251036), (29197, 245860), (36860, 194747), (41710, 172102), (45290, 158498), (49172, 145985), (51604, 139105), (55642, 129010), (57190, 125518), (58394, 122930), (61465, 116788), (62759, 114380), (64505, 111284), (79249, 90580), (83420, 86051)]