68006640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:407

約数の個数: 160

約数和(自身を含む): 230985216

約数和(自身を除く): 162978576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 71, 78, 80, 104, 120, 130, 142, 156, 195, 208, 213, 240, 260, 284, 307, 312, 355, 390, 426, 520, 568, 614, 624, 710, 780, 852, 921, 923, 1040, 1065, 1136, 1228, 1420, 1535, 1560, 1704, 1842, 1846, 2130, 2456, 2769, 2840, 3070, 3120, 3408, 3684, 3692, 3991, 4260, 4605, 4615, 4912, 5538, 5680, 6140, 7368, 7384, 7982, 8520, 9210, 9230, 11076, 11973, 12280, 13845, 14736, 14768, 15964, 17040, 18420, 18460, 19955, 21797, 22152, 23946, 24560, 27690, 31928, 36840, 36920, 39910, 43594, 44304, 47892, 55380, 59865, 63856, 65391, 73680, 73840, 79820, 87188, 95784, 108985, 110760, 119730, 130782, 159640, 174376, 191568, 217970, 221520, 239460, 261564, 283361, 319280, 326955, 348752, 435940, 478920, 523128, 566722, 653910, 850083, 871880, 957840, 1046256, 1133444, 1307820, 1416805, 1700166, 1743760, 2266888, 2615640, 2833610, 3400332, 4250415, 4533776, 5231280, 5667220, 6800664, 8500830, 11334440, 13601328, 17001660, 22668880, 34003320, 68006640]

約数ペア:

[(1, 68006640), (2, 34003320), (3, 22668880), (4, 17001660), (5, 13601328), (6, 11334440), (8, 8500830), (10, 6800664), (12, 5667220), (13, 5231280), (15, 4533776), (16, 4250415), (20, 3400332), (24, 2833610), (26, 2615640), (30, 2266888), (39, 1743760), (40, 1700166), (48, 1416805), (52, 1307820), (60, 1133444), (65, 1046256), (71, 957840), (78, 871880), (80, 850083), (104, 653910), (120, 566722), (130, 523128), (142, 478920), (156, 435940), (195, 348752), (208, 326955), (213, 319280), (240, 283361), (260, 261564), (284, 239460), (307, 221520), (312, 217970), (355, 191568), (390, 174376), (426, 159640), (520, 130782), (568, 119730), (614, 110760), (624, 108985), (710, 95784), (780, 87188), (852, 79820), (921, 73840), (923, 73680), (1040, 65391), (1065, 63856), (1136, 59865), (1228, 55380), (1420, 47892), (1535, 44304), (1560, 43594), (1704, 39910), (1842, 36920), (1846, 36840), (2130, 31928), (2456, 27690), (2769, 24560), (2840, 23946), (3070, 22152), (3120, 21797), (3408, 19955), (3684, 18460), (3692, 18420), (3991, 17040), (4260, 15964), (4605, 14768), (4615, 14736), (4912, 13845), (5538, 12280), (5680, 11973), (6140, 11076), (7368, 9230), (7384, 9210), (7982, 8520)]