1898623440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{839}}^1$

素因数の和:1314

約数の個数: 240

約数和(自身を含む): 7312032000

約数和(自身を除く): 5413408560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 449, 504, 560, 630, 720, 839, 840, 898, 1008, 1260, 1347, 1678, 1680, 1796, 2245, 2517, 2520, 2694, 3143, 3356, 3592, 4041, 4195, 4490, 5034, 5040, 5388, 5873, 6286, 6712, 6735, 7184, 7551, 8082, 8390, 8980, 9429, 10068, 10776, 11746, 12572, 12585, 13424, 13470, 15102, 15715, 16164, 16780, 17619, 17960, 18858, 20136, 20205, 21552, 23492, 25144, 25170, 26940, 28287, 29365, 30204, 31430, 32328, 33560, 35238, 35920, 37716, 37755, 40272, 40410, 46984, 47145, 50288, 50340, 52857, 53880, 56574, 58730, 60408, 62860, 64656, 67120, 70476, 75432, 75510, 80820, 88095, 93968, 94290, 100680, 105714, 107760, 113148, 117460, 120816, 125720, 140952, 141435, 150864, 151020, 161640, 176190, 188580, 201360, 211428, 226296, 234920, 251440, 264285, 281904, 282870, 302040, 323280, 352380, 376711, 377160, 422856, 452592, 469840, 528570, 565740, 604080, 704760, 753422, 754320, 845712, 1057140, 1130133, 1131480, 1409520, 1506844, 1883555, 2114280, 2260266, 2262960, 2636977, 3013688, 3390399, 3767110, 4228560, 4520532, 5273954, 5650665, 6027376, 6780798, 7534220, 7910931, 9041064, 10547908, 11301330, 13184885, 13561596, 15068440, 15821862, 16951995, 18082128, 21095816, 22602660, 23732793, 26369770, 27123192, 30136880, 31643724, 33903990, 39554655, 42191632, 45205320, 47465586, 52739540, 54246384, 63287448, 67807980, 79109310, 90410640, 94931172, 105479080, 118663965, 126574896, 135615960, 158218620, 189862344, 210958160, 237327930, 271231920, 316437240, 379724688, 474655860, 632874480, 949311720, 1898623440]

約数ペア:

[(1, 1898623440), (2, 949311720), (3, 632874480), (4, 474655860), (5, 379724688), (6, 316437240), (7, 271231920), (8, 237327930), (9, 210958160), (10, 189862344), (12, 158218620), (14, 135615960), (15, 126574896), (16, 118663965), (18, 105479080), (20, 94931172), (21, 90410640), (24, 79109310), (28, 67807980), (30, 63287448), (35, 54246384), (36, 52739540), (40, 47465586), (42, 45205320), (45, 42191632), (48, 39554655), (56, 33903990), (60, 31643724), (63, 30136880), (70, 27123192), (72, 26369770), (80, 23732793), (84, 22602660), (90, 21095816), (105, 18082128), (112, 16951995), (120, 15821862), (126, 15068440), (140, 13561596), (144, 13184885), (168, 11301330), (180, 10547908), (210, 9041064), (240, 7910931), (252, 7534220), (280, 6780798), (315, 6027376), (336, 5650665), (360, 5273954), (420, 4520532), (449, 4228560), (504, 3767110), (560, 3390399), (630, 3013688), (720, 2636977), (839, 2262960), (840, 2260266), (898, 2114280), (1008, 1883555), (1260, 1506844), (1347, 1409520), (1678, 1131480), (1680, 1130133), (1796, 1057140), (2245, 845712), (2517, 754320), (2520, 753422), (2694, 704760), (3143, 604080), (3356, 565740), (3592, 528570), (4041, 469840), (4195, 452592), (4490, 422856), (5034, 377160), (5040, 376711), (5388, 352380), (5873, 323280), (6286, 302040), (6712, 282870), (6735, 281904), (7184, 264285), (7551, 251440), (8082, 234920), (8390, 226296), (8980, 211428), (9429, 201360), (10068, 188580), (10776, 176190), (11746, 161640), (12572, 151020), (12585, 150864), (13424, 141435), (13470, 140952), (15102, 125720), (15715, 120816), (16164, 117460), (16780, 113148), (17619, 107760), (17960, 105714), (18858, 100680), (20136, 94290), (20205, 93968), (21552, 88095), (23492, 80820), (25144, 75510), (25170, 75432), (26940, 70476), (28287, 67120), (29365, 64656), (30204, 62860), (31430, 60408), (32328, 58730), (33560, 56574), (35238, 53880), (35920, 52857), (37716, 50340), (37755, 50288), (40272, 47145), (40410, 46984)]