398181480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{10273}}^1$

素因数の和:10323

約数の個数: 128

約数和(自身を含む): 1331510400

約数和(自身を除く): 933328920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 68, 76, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 255, 285, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 969, 1020, 1140, 1292, 1615, 1938, 2040, 2280, 2584, 3230, 3876, 4845, 6460, 7752, 9690, 10273, 12920, 19380, 20546, 30819, 38760, 41092, 51365, 61638, 82184, 102730, 123276, 154095, 174641, 195187, 205460, 246552, 308190, 349282, 390374, 410920, 523923, 585561, 616380, 698564, 780748, 873205, 975935, 1047846, 1171122, 1232760, 1397128, 1561496, 1746410, 1951870, 2095692, 2342244, 2619615, 2927805, 3318179, 3492820, 3903740, 4191384, 4684488, 5239230, 5855610, 6636358, 6985640, 7807480, 9954537, 10478460, 11711220, 13272716, 16590895, 19909074, 20956920, 23422440, 26545432, 33181790, 39818148, 49772685, 66363580, 79636296, 99545370, 132727160, 199090740, 398181480]

約数ペア:

[(1, 398181480), (2, 199090740), (3, 132727160), (4, 99545370), (5, 79636296), (6, 66363580), (8, 49772685), (10, 39818148), (12, 33181790), (15, 26545432), (17, 23422440), (19, 20956920), (20, 19909074), (24, 16590895), (30, 13272716), (34, 11711220), (38, 10478460), (40, 9954537), (51, 7807480), (57, 6985640), (60, 6636358), (68, 5855610), (76, 5239230), (85, 4684488), (95, 4191384), (102, 3903740), (114, 3492820), (120, 3318179), (136, 2927805), (152, 2619615), (170, 2342244), (190, 2095692), (204, 1951870), (228, 1746410), (255, 1561496), (285, 1397128), (323, 1232760), (340, 1171122), (380, 1047846), (408, 975935), (456, 873205), (510, 780748), (570, 698564), (646, 616380), (680, 585561), (760, 523923), (969, 410920), (1020, 390374), (1140, 349282), (1292, 308190), (1615, 246552), (1938, 205460), (2040, 195187), (2280, 174641), (2584, 154095), (3230, 123276), (3876, 102730), (4845, 82184), (6460, 61638), (7752, 51365), (9690, 41092), (10273, 38760), (12920, 30819), (19380, 20546)]