303978840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{547}}^1$

素因数の和:993

約数の個数: 128

約数和(自身を含む): 999025920

約数和(自身を除く): 695047080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 421, 440, 547, 660, 842, 1094, 1263, 1320, 1641, 1684, 2105, 2188, 2526, 2735, 3282, 3368, 4210, 4376, 4631, 5052, 5470, 6017, 6315, 6564, 8205, 8420, 9262, 10104, 10940, 12034, 12630, 13128, 13893, 16410, 16840, 18051, 18524, 21880, 23155, 24068, 25260, 27786, 30085, 32820, 36102, 37048, 46310, 48136, 50520, 55572, 60170, 65640, 69465, 72204, 90255, 92620, 111144, 120340, 138930, 144408, 180510, 185240, 230287, 240680, 277860, 361020, 460574, 555720, 690861, 722040, 921148, 1151435, 1381722, 1842296, 2302870, 2533157, 2763444, 3454305, 4605740, 5066314, 5526888, 6908610, 7599471, 9211480, 10132628, 12665785, 13817220, 15198942, 20265256, 25331570, 27634440, 30397884, 37997355, 50663140, 60795768, 75994710, 101326280, 151989420, 303978840]

約数ペア:

[(1, 303978840), (2, 151989420), (3, 101326280), (4, 75994710), (5, 60795768), (6, 50663140), (8, 37997355), (10, 30397884), (11, 27634440), (12, 25331570), (15, 20265256), (20, 15198942), (22, 13817220), (24, 12665785), (30, 10132628), (33, 9211480), (40, 7599471), (44, 6908610), (55, 5526888), (60, 5066314), (66, 4605740), (88, 3454305), (110, 2763444), (120, 2533157), (132, 2302870), (165, 1842296), (220, 1381722), (264, 1151435), (330, 921148), (421, 722040), (440, 690861), (547, 555720), (660, 460574), (842, 361020), (1094, 277860), (1263, 240680), (1320, 230287), (1641, 185240), (1684, 180510), (2105, 144408), (2188, 138930), (2526, 120340), (2735, 111144), (3282, 92620), (3368, 90255), (4210, 72204), (4376, 69465), (4631, 65640), (5052, 60170), (5470, 55572), (6017, 50520), (6315, 48136), (6564, 46310), (8205, 37048), (8420, 36102), (9262, 32820), (10104, 30085), (10940, 27786), (12034, 25260), (12630, 24068), (13128, 23155), (13893, 21880), (16410, 18524), (16840, 18051)]