303147540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:398

約数の個数: 144

約数和(自身を含む): 944431488

約数和(自身を除く): 641283948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 103, 166, 180, 197, 206, 249, 309, 332, 394, 412, 415, 498, 515, 591, 618, 747, 788, 830, 927, 985, 996, 1030, 1182, 1236, 1245, 1494, 1545, 1660, 1773, 1854, 1970, 2060, 2364, 2490, 2955, 2988, 3090, 3546, 3708, 3735, 3940, 4635, 4980, 5910, 6180, 7092, 7470, 8549, 8865, 9270, 11820, 14940, 16351, 17098, 17730, 18540, 20291, 25647, 32702, 34196, 35460, 40582, 42745, 49053, 51294, 60873, 65404, 76941, 81164, 81755, 85490, 98106, 101455, 102588, 121746, 128235, 147159, 153882, 163510, 170980, 182619, 196212, 202910, 243492, 245265, 256470, 294318, 304365, 307764, 327020, 365238, 384705, 405820, 490530, 512940, 588636, 608730, 730476, 735795, 769410, 913095, 981060, 1217460, 1471590, 1538820, 1684153, 1826190, 2943180, 3368306, 3652380, 5052459, 6736612, 8420765, 10104918, 15157377, 16841530, 20209836, 25262295, 30314754, 33683060, 50524590, 60629508, 75786885, 101049180, 151573770, 303147540]

約数ペア:

[(1, 303147540), (2, 151573770), (3, 101049180), (4, 75786885), (5, 60629508), (6, 50524590), (9, 33683060), (10, 30314754), (12, 25262295), (15, 20209836), (18, 16841530), (20, 15157377), (30, 10104918), (36, 8420765), (45, 6736612), (60, 5052459), (83, 3652380), (90, 3368306), (103, 2943180), (166, 1826190), (180, 1684153), (197, 1538820), (206, 1471590), (249, 1217460), (309, 981060), (332, 913095), (394, 769410), (412, 735795), (415, 730476), (498, 608730), (515, 588636), (591, 512940), (618, 490530), (747, 405820), (788, 384705), (830, 365238), (927, 327020), (985, 307764), (996, 304365), (1030, 294318), (1182, 256470), (1236, 245265), (1245, 243492), (1494, 202910), (1545, 196212), (1660, 182619), (1773, 170980), (1854, 163510), (1970, 153882), (2060, 147159), (2364, 128235), (2490, 121746), (2955, 102588), (2988, 101455), (3090, 98106), (3546, 85490), (3708, 81755), (3735, 81164), (3940, 76941), (4635, 65404), (4980, 60873), (5910, 51294), (6180, 49053), (7092, 42745), (7470, 40582), (8549, 35460), (8865, 34196), (9270, 32702), (11820, 25647), (14940, 20291), (16351, 18540), (17098, 17730)]