12213720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:326

約数の個数: 128

約数和(自身を含む): 41817600

約数和(自身を除く): 29603880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 72, 86, 90, 108, 120, 129, 135, 172, 180, 215, 216, 258, 263, 270, 344, 360, 387, 430, 516, 526, 540, 645, 774, 789, 860, 1032, 1052, 1080, 1161, 1290, 1315, 1548, 1578, 1720, 1935, 2104, 2322, 2367, 2580, 2630, 3096, 3156, 3870, 3945, 4644, 4734, 5160, 5260, 5805, 6312, 7101, 7740, 7890, 9288, 9468, 10520, 11309, 11610, 11835, 14202, 15480, 15780, 18936, 22618, 23220, 23670, 28404, 31560, 33927, 35505, 45236, 46440, 47340, 56545, 56808, 67854, 71010, 90472, 94680, 101781, 113090, 135708, 142020, 169635, 203562, 226180, 271416, 284040, 305343, 339270, 407124, 452360, 508905, 610686, 678540, 814248, 1017810, 1221372, 1357080, 1526715, 2035620, 2442744, 3053430, 4071240, 6106860, 12213720]

約数ペア:

[(1, 12213720), (2, 6106860), (3, 4071240), (4, 3053430), (5, 2442744), (6, 2035620), (8, 1526715), (9, 1357080), (10, 1221372), (12, 1017810), (15, 814248), (18, 678540), (20, 610686), (24, 508905), (27, 452360), (30, 407124), (36, 339270), (40, 305343), (43, 284040), (45, 271416), (54, 226180), (60, 203562), (72, 169635), (86, 142020), (90, 135708), (108, 113090), (120, 101781), (129, 94680), (135, 90472), (172, 71010), (180, 67854), (215, 56808), (216, 56545), (258, 47340), (263, 46440), (270, 45236), (344, 35505), (360, 33927), (387, 31560), (430, 28404), (516, 23670), (526, 23220), (540, 22618), (645, 18936), (774, 15780), (789, 15480), (860, 14202), (1032, 11835), (1052, 11610), (1080, 11309), (1161, 10520), (1290, 9468), (1315, 9288), (1548, 7890), (1578, 7740), (1720, 7101), (1935, 6312), (2104, 5805), (2322, 5260), (2367, 5160), (2580, 4734), (2630, 4644), (3096, 3945), (3156, 3870)]