1389403560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1\times {\mathrm{449}}^1$

素因数の和:811

約数の個数: 128

約数和(自身を含む): 4234032000

約数和(自身を除く): 2844628440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 241, 321, 428, 449, 482, 535, 642, 723, 856, 898, 964, 1070, 1205, 1284, 1347, 1446, 1605, 1796, 1928, 2140, 2245, 2410, 2568, 2694, 2892, 3210, 3592, 3615, 4280, 4490, 4820, 5388, 5784, 6420, 6735, 7230, 8980, 9640, 10776, 12840, 13470, 14460, 17960, 25787, 26940, 28920, 48043, 51574, 53880, 77361, 96086, 103148, 108209, 128935, 144129, 154722, 192172, 206296, 216418, 240215, 257870, 288258, 309444, 324627, 384344, 386805, 432836, 480430, 515740, 541045, 576516, 618888, 649254, 720645, 773610, 865672, 960860, 1031480, 1082090, 1153032, 1298508, 1441290, 1547220, 1623135, 1921720, 2164180, 2597016, 2882580, 3094440, 3246270, 4328360, 5765160, 6492540, 11578363, 12985080, 23156726, 34735089, 46313452, 57891815, 69470178, 92626904, 115783630, 138940356, 173675445, 231567260, 277880712, 347350890, 463134520, 694701780, 1389403560]

約数ペア:

[(1, 1389403560), (2, 694701780), (3, 463134520), (4, 347350890), (5, 277880712), (6, 231567260), (8, 173675445), (10, 138940356), (12, 115783630), (15, 92626904), (20, 69470178), (24, 57891815), (30, 46313452), (40, 34735089), (60, 23156726), (107, 12985080), (120, 11578363), (214, 6492540), (241, 5765160), (321, 4328360), (428, 3246270), (449, 3094440), (482, 2882580), (535, 2597016), (642, 2164180), (723, 1921720), (856, 1623135), (898, 1547220), (964, 1441290), (1070, 1298508), (1205, 1153032), (1284, 1082090), (1347, 1031480), (1446, 960860), (1605, 865672), (1796, 773610), (1928, 720645), (2140, 649254), (2245, 618888), (2410, 576516), (2568, 541045), (2694, 515740), (2892, 480430), (3210, 432836), (3592, 386805), (3615, 384344), (4280, 324627), (4490, 309444), (4820, 288258), (5388, 257870), (5784, 240215), (6420, 216418), (6735, 206296), (7230, 192172), (8980, 154722), (9640, 144129), (10776, 128935), (12840, 108209), (13470, 103148), (14460, 96086), (17960, 77361), (25787, 53880), (26940, 51574), (28920, 48043)]