81926640

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:341

約数の個数: 200

約数和(自身を含む): 291677760

約数和(自身を除く): 209751120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 47, 48, 54, 60, 72, 80, 81, 90, 94, 108, 120, 135, 141, 144, 162, 180, 188, 216, 235, 240, 269, 270, 282, 324, 360, 376, 405, 423, 432, 470, 538, 540, 564, 648, 705, 720, 752, 807, 810, 846, 940, 1076, 1080, 1128, 1269, 1296, 1345, 1410, 1614, 1620, 1692, 1880, 2115, 2152, 2160, 2256, 2421, 2538, 2690, 2820, 3228, 3240, 3384, 3760, 3807, 4035, 4230, 4304, 4842, 5076, 5380, 5640, 6345, 6456, 6480, 6768, 7263, 7614, 8070, 8460, 9684, 10152, 10760, 11280, 12105, 12643, 12690, 12912, 14526, 15228, 16140, 16920, 19035, 19368, 20304, 21520, 21789, 24210, 25286, 25380, 29052, 30456, 32280, 33840, 36315, 37929, 38070, 38736, 43578, 48420, 50572, 50760, 58104, 60912, 63215, 64560, 72630, 75858, 76140, 87156, 96840, 101144, 101520, 108945, 113787, 116208, 126430, 145260, 151716, 152280, 174312, 189645, 193680, 202288, 217890, 227574, 252860, 290520, 303432, 304560, 341361, 348624, 379290, 435780, 455148, 505720, 568935, 581040, 606864, 682722, 758580, 871560, 910296, 1011440, 1024083, 1137870, 1365444, 1517160, 1706805, 1743120, 1820592, 2048166, 2275740, 2730888, 3034320, 3413610, 4096332, 4551480, 5120415, 5461776, 6827220, 8192664, 9102960, 10240830, 13654440, 16385328, 20481660, 27308880, 40963320, 81926640]

約数ペア:

[(1, 81926640), (2, 40963320), (3, 27308880), (4, 20481660), (5, 16385328), (6, 13654440), (8, 10240830), (9, 9102960), (10, 8192664), (12, 6827220), (15, 5461776), (16, 5120415), (18, 4551480), (20, 4096332), (24, 3413610), (27, 3034320), (30, 2730888), (36, 2275740), (40, 2048166), (45, 1820592), (47, 1743120), (48, 1706805), (54, 1517160), (60, 1365444), (72, 1137870), (80, 1024083), (81, 1011440), (90, 910296), (94, 871560), (108, 758580), (120, 682722), (135, 606864), (141, 581040), (144, 568935), (162, 505720), (180, 455148), (188, 435780), (216, 379290), (235, 348624), (240, 341361), (269, 304560), (270, 303432), (282, 290520), (324, 252860), (360, 227574), (376, 217890), (405, 202288), (423, 193680), (432, 189645), (470, 174312), (538, 152280), (540, 151716), (564, 145260), (648, 126430), (705, 116208), (720, 113787), (752, 108945), (807, 101520), (810, 101144), (846, 96840), (940, 87156), (1076, 76140), (1080, 75858), (1128, 72630), (1269, 64560), (1296, 63215), (1345, 60912), (1410, 58104), (1614, 50760), (1620, 50572), (1692, 48420), (1880, 43578), (2115, 38736), (2152, 38070), (2160, 37929), (2256, 36315), (2421, 33840), (2538, 32280), (2690, 30456), (2820, 29052), (3228, 25380), (3240, 25286), (3384, 24210), (3760, 21789), (3807, 21520), (4035, 20304), (4230, 19368), (4304, 19035), (4842, 16920), (5076, 16140), (5380, 15228), (5640, 14526), (6345, 12912), (6456, 12690), (6480, 12643), (6768, 12105), (7263, 11280), (7614, 10760), (8070, 10152), (8460, 9684)]