198635220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{7507}}^1$

素因数の和:7539

約数の個数: 144

約数和(自身を含む): 718966080

約数和(自身を除く): 520330860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 5292, 6615, 7507, 8820, 13230, 15014, 22521, 26460, 30028, 37535, 45042, 52549, 67563, 75070, 90084, 105098, 112605, 135126, 150140, 157647, 202689, 210196, 225210, 262745, 270252, 315294, 337815, 367843, 405378, 450420, 472941, 525490, 630588, 675630, 735686, 788235, 810756, 945882, 1013445, 1050980, 1103529, 1351260, 1418823, 1471372, 1576470, 1839215, 1891764, 2026890, 2207058, 2364705, 2837646, 3152940, 3310587, 3678430, 4053780, 4414116, 4729410, 5517645, 5675292, 6621174, 7094115, 7356860, 9458820, 9931761, 11035290, 13242348, 14188230, 16552935, 19863522, 22070580, 28376460, 33105870, 39727044, 49658805, 66211740, 99317610, 198635220]

約数ペア:

[(1, 198635220), (2, 99317610), (3, 66211740), (4, 49658805), (5, 39727044), (6, 33105870), (7, 28376460), (9, 22070580), (10, 19863522), (12, 16552935), (14, 14188230), (15, 13242348), (18, 11035290), (20, 9931761), (21, 9458820), (27, 7356860), (28, 7094115), (30, 6621174), (35, 5675292), (36, 5517645), (42, 4729410), (45, 4414116), (49, 4053780), (54, 3678430), (60, 3310587), (63, 3152940), (70, 2837646), (84, 2364705), (90, 2207058), (98, 2026890), (105, 1891764), (108, 1839215), (126, 1576470), (135, 1471372), (140, 1418823), (147, 1351260), (180, 1103529), (189, 1050980), (196, 1013445), (210, 945882), (245, 810756), (252, 788235), (270, 735686), (294, 675630), (315, 630588), (378, 525490), (420, 472941), (441, 450420), (490, 405378), (540, 367843), (588, 337815), (630, 315294), (735, 270252), (756, 262745), (882, 225210), (945, 210196), (980, 202689), (1260, 157647), (1323, 150140), (1470, 135126), (1764, 112605), (1890, 105098), (2205, 90084), (2646, 75070), (2940, 67563), (3780, 52549), (4410, 45042), (5292, 37535), (6615, 30028), (7507, 26460), (8820, 22521), (13230, 15014)]