1812243720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{58309}}^1$

素因数の和:58367

約数の個数: 128

約数和(自身を含む): 6381446400

約数和(自身を除く): 4569202680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 259, 280, 296, 370, 420, 444, 518, 555, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 2072, 2220, 2590, 3108, 3885, 4440, 5180, 6216, 7770, 10360, 15540, 31080, 58309, 116618, 174927, 233236, 291545, 349854, 408163, 466472, 583090, 699708, 816326, 874635, 1166180, 1224489, 1399416, 1632652, 1749270, 2040815, 2157433, 2332360, 2448978, 3265304, 3498540, 4081630, 4314866, 4897956, 6122445, 6472299, 6997080, 8163260, 8629732, 9795912, 10787165, 12244890, 12944598, 15102031, 16326520, 17259464, 21574330, 24489780, 25889196, 30204062, 32361495, 43148660, 45306093, 48979560, 51778392, 60408124, 64722990, 75510155, 86297320, 90612186, 120816248, 129445980, 151020310, 181224372, 226530465, 258891960, 302040620, 362448744, 453060930, 604081240, 906121860, 1812243720]

約数ペア:

[(1, 1812243720), (2, 906121860), (3, 604081240), (4, 453060930), (5, 362448744), (6, 302040620), (7, 258891960), (8, 226530465), (10, 181224372), (12, 151020310), (14, 129445980), (15, 120816248), (20, 90612186), (21, 86297320), (24, 75510155), (28, 64722990), (30, 60408124), (35, 51778392), (37, 48979560), (40, 45306093), (42, 43148660), (56, 32361495), (60, 30204062), (70, 25889196), (74, 24489780), (84, 21574330), (105, 17259464), (111, 16326520), (120, 15102031), (140, 12944598), (148, 12244890), (168, 10787165), (185, 9795912), (210, 8629732), (222, 8163260), (259, 6997080), (280, 6472299), (296, 6122445), (370, 4897956), (420, 4314866), (444, 4081630), (518, 3498540), (555, 3265304), (740, 2448978), (777, 2332360), (840, 2157433), (888, 2040815), (1036, 1749270), (1110, 1632652), (1295, 1399416), (1480, 1224489), (1554, 1166180), (2072, 874635), (2220, 816326), (2590, 699708), (3108, 583090), (3885, 466472), (4440, 408163), (5180, 349854), (6216, 291545), (7770, 233236), (10360, 174927), (15540, 116618), (31080, 58309)]