263826720

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{20357}}^1$

素因数の和:20384

約数の個数: 120

約数和(自身を含む): 931134204

約数和(自身を除く): 667307484

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 20357, 40714, 61071, 81428, 101785, 122142, 162856, 183213, 203570, 244284, 305355, 325712, 366426, 407140, 488568, 549639, 610710, 651424, 732852, 814280, 916065, 977136, 1099278, 1221420, 1465704, 1628560, 1648917, 1832130, 1954272, 2198556, 2442840, 2748195, 2931408, 3257120, 3297834, 3664260, 4397112, 4885680, 5496390, 5862816, 6595668, 7328520, 8244585, 8794224, 9771360, 10992780, 13191336, 14657040, 16489170, 17588448, 21985560, 26382672, 29314080, 32978340, 43971120, 52765344, 65956680, 87942240, 131913360, 263826720]

約数ペア:

[(1, 263826720), (2, 131913360), (3, 87942240), (4, 65956680), (5, 52765344), (6, 43971120), (8, 32978340), (9, 29314080), (10, 26382672), (12, 21985560), (15, 17588448), (16, 16489170), (18, 14657040), (20, 13191336), (24, 10992780), (27, 9771360), (30, 8794224), (32, 8244585), (36, 7328520), (40, 6595668), (45, 5862816), (48, 5496390), (54, 4885680), (60, 4397112), (72, 3664260), (80, 3297834), (81, 3257120), (90, 2931408), (96, 2748195), (108, 2442840), (120, 2198556), (135, 1954272), (144, 1832130), (160, 1648917), (162, 1628560), (180, 1465704), (216, 1221420), (240, 1099278), (270, 977136), (288, 916065), (324, 814280), (360, 732852), (405, 651424), (432, 610710), (480, 549639), (540, 488568), (648, 407140), (720, 366426), (810, 325712), (864, 305355), (1080, 244284), (1296, 203570), (1440, 183213), (1620, 162856), (2160, 122142), (2592, 101785), (3240, 81428), (4320, 61071), (6480, 40714), (12960, 20357)]