1240585320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{983}}^1$

素因数の和:1819

約数の個数: 128

約数和(自身を含む): 4017081600

約数和(自身を除く): 2776496280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 809, 983, 1560, 1618, 1966, 2427, 2949, 3236, 3932, 4045, 4854, 4915, 5898, 6472, 7864, 8090, 9708, 9830, 10517, 11796, 12135, 12779, 14745, 16180, 19416, 19660, 21034, 23592, 24270, 25558, 29490, 31551, 32360, 38337, 39320, 42068, 48540, 51116, 52585, 58980, 63102, 63895, 76674, 84136, 97080, 102232, 105170, 117960, 126204, 127790, 153348, 157755, 191685, 210340, 252408, 255580, 306696, 315510, 383370, 420680, 511160, 631020, 766740, 795247, 1262040, 1533480, 1590494, 2385741, 3180988, 3976235, 4771482, 6361976, 7952470, 9542964, 10338211, 11928705, 15904940, 19085928, 20676422, 23857410, 31014633, 31809880, 41352844, 47714820, 51691055, 62029266, 82705688, 95429640, 103382110, 124058532, 155073165, 206764220, 248117064, 310146330, 413528440, 620292660, 1240585320]

約数ペア:

[(1, 1240585320), (2, 620292660), (3, 413528440), (4, 310146330), (5, 248117064), (6, 206764220), (8, 155073165), (10, 124058532), (12, 103382110), (13, 95429640), (15, 82705688), (20, 62029266), (24, 51691055), (26, 47714820), (30, 41352844), (39, 31809880), (40, 31014633), (52, 23857410), (60, 20676422), (65, 19085928), (78, 15904940), (104, 11928705), (120, 10338211), (130, 9542964), (156, 7952470), (195, 6361976), (260, 4771482), (312, 3976235), (390, 3180988), (520, 2385741), (780, 1590494), (809, 1533480), (983, 1262040), (1560, 795247), (1618, 766740), (1966, 631020), (2427, 511160), (2949, 420680), (3236, 383370), (3932, 315510), (4045, 306696), (4854, 255580), (4915, 252408), (5898, 210340), (6472, 191685), (7864, 157755), (8090, 153348), (9708, 127790), (9830, 126204), (10517, 117960), (11796, 105170), (12135, 102232), (12779, 97080), (14745, 84136), (16180, 76674), (19416, 63895), (19660, 63102), (21034, 58980), (23592, 52585), (24270, 51116), (25558, 48540), (29490, 42068), (31551, 39320), (32360, 38337)]