18108720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{3593}}^1$

素因数の和:3619

約数の個数: 120

約数和(自身を含む): 69522336

約数和(自身を除く): 51413616

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, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 3593, 5040, 7186, 10779, 14372, 17965, 21558, 25151, 28744, 32337, 35930, 43116, 50302, 53895, 57488, 64674, 71860, 75453, 86232, 100604, 107790, 125755, 129348, 143720, 150906, 161685, 172464, 201208, 215580, 226359, 251510, 258696, 287440, 301812, 323370, 377265, 402416, 431160, 452718, 503020, 517392, 603624, 646740, 754530, 862320, 905436, 1006040, 1131795, 1207248, 1293480, 1509060, 1810872, 2012080, 2263590, 2586960, 3018120, 3621744, 4527180, 6036240, 9054360, 18108720]

約数ペア:

[(1, 18108720), (2, 9054360), (3, 6036240), (4, 4527180), (5, 3621744), (6, 3018120), (7, 2586960), (8, 2263590), (9, 2012080), (10, 1810872), (12, 1509060), (14, 1293480), (15, 1207248), (16, 1131795), (18, 1006040), (20, 905436), (21, 862320), (24, 754530), (28, 646740), (30, 603624), (35, 517392), (36, 503020), (40, 452718), (42, 431160), (45, 402416), (48, 377265), (56, 323370), (60, 301812), (63, 287440), (70, 258696), (72, 251510), (80, 226359), (84, 215580), (90, 201208), (105, 172464), (112, 161685), (120, 150906), (126, 143720), (140, 129348), (144, 125755), (168, 107790), (180, 100604), (210, 86232), (240, 75453), (252, 71860), (280, 64674), (315, 57488), (336, 53895), (360, 50302), (420, 43116), (504, 35930), (560, 32337), (630, 28744), (720, 25151), (840, 21558), (1008, 17965), (1260, 14372), (1680, 10779), (2520, 7186), (3593, 5040)]