240218640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7759}}^1$

素因数の和:7821

約数の個数: 120

約数和(自身を含む): 825601920

約数和(自身を除く): 585383280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 860, 1032, 1290, 1548, 1720, 1935, 2064, 2580, 3096, 3440, 3870, 5160, 6192, 7740, 7759, 10320, 15480, 15518, 23277, 30960, 31036, 38795, 46554, 62072, 69831, 77590, 93108, 116385, 124144, 139662, 155180, 186216, 232770, 279324, 310360, 333637, 349155, 372432, 465540, 558648, 620720, 667274, 698310, 931080, 1000911, 1117296, 1334548, 1396620, 1668185, 1862160, 2001822, 2669096, 2793240, 3002733, 3336370, 4003644, 5004555, 5338192, 5586480, 6005466, 6672740, 8007288, 10009110, 12010932, 13345480, 15013665, 16014576, 20018220, 24021864, 26690960, 30027330, 40036440, 48043728, 60054660, 80072880, 120109320, 240218640]

約数ペア:

[(1, 240218640), (2, 120109320), (3, 80072880), (4, 60054660), (5, 48043728), (6, 40036440), (8, 30027330), (9, 26690960), (10, 24021864), (12, 20018220), (15, 16014576), (16, 15013665), (18, 13345480), (20, 12010932), (24, 10009110), (30, 8007288), (36, 6672740), (40, 6005466), (43, 5586480), (45, 5338192), (48, 5004555), (60, 4003644), (72, 3336370), (80, 3002733), (86, 2793240), (90, 2669096), (120, 2001822), (129, 1862160), (144, 1668185), (172, 1396620), (180, 1334548), (215, 1117296), (240, 1000911), (258, 931080), (344, 698310), (360, 667274), (387, 620720), (430, 558648), (516, 465540), (645, 372432), (688, 349155), (720, 333637), (774, 310360), (860, 279324), (1032, 232770), (1290, 186216), (1548, 155180), (1720, 139662), (1935, 124144), (2064, 116385), (2580, 93108), (3096, 77590), (3440, 69831), (3870, 62072), (5160, 46554), (6192, 38795), (7740, 31036), (7759, 30960), (10320, 23277), (15480, 15518)]