1728162720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{16903}}^1$

素因数の和:16995

約数の個数: 144

約数和(自身を含む): 5980770432

約数和(自身を除く): 4252607712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 71, 72, 80, 90, 96, 120, 142, 144, 160, 180, 213, 240, 284, 288, 355, 360, 426, 480, 568, 639, 710, 720, 852, 1065, 1136, 1278, 1420, 1440, 1704, 2130, 2272, 2556, 2840, 3195, 3408, 4260, 5112, 5680, 6390, 6816, 8520, 10224, 11360, 12780, 16903, 17040, 20448, 25560, 33806, 34080, 50709, 51120, 67612, 84515, 101418, 102240, 135224, 152127, 169030, 202836, 253545, 270448, 304254, 338060, 405672, 507090, 540896, 608508, 676120, 760635, 811344, 1014180, 1200113, 1217016, 1352240, 1521270, 1622688, 2028360, 2400226, 2434032, 2704480, 3042540, 3600339, 4056720, 4800452, 4868064, 6000565, 6085080, 7200678, 8113440, 9600904, 10801017, 12001130, 12170160, 14401356, 18001695, 19201808, 21602034, 24002260, 24340320, 28802712, 36003390, 38403616, 43204068, 48004520, 54005085, 57605424, 72006780, 86408136, 96009040, 108010170, 115210848, 144013560, 172816272, 192018080, 216020340, 288027120, 345632544, 432040680, 576054240, 864081360, 1728162720]

約数ペア:

[(1, 1728162720), (2, 864081360), (3, 576054240), (4, 432040680), (5, 345632544), (6, 288027120), (8, 216020340), (9, 192018080), (10, 172816272), (12, 144013560), (15, 115210848), (16, 108010170), (18, 96009040), (20, 86408136), (24, 72006780), (30, 57605424), (32, 54005085), (36, 48004520), (40, 43204068), (45, 38403616), (48, 36003390), (60, 28802712), (71, 24340320), (72, 24002260), (80, 21602034), (90, 19201808), (96, 18001695), (120, 14401356), (142, 12170160), (144, 12001130), (160, 10801017), (180, 9600904), (213, 8113440), (240, 7200678), (284, 6085080), (288, 6000565), (355, 4868064), (360, 4800452), (426, 4056720), (480, 3600339), (568, 3042540), (639, 2704480), (710, 2434032), (720, 2400226), (852, 2028360), (1065, 1622688), (1136, 1521270), (1278, 1352240), (1420, 1217016), (1440, 1200113), (1704, 1014180), (2130, 811344), (2272, 760635), (2556, 676120), (2840, 608508), (3195, 540896), (3408, 507090), (4260, 405672), (5112, 338060), (5680, 304254), (6390, 270448), (6816, 253545), (8520, 202836), (10224, 169030), (11360, 152127), (12780, 135224), (16903, 102240), (17040, 101418), (20448, 84515), (25560, 67612), (33806, 51120), (34080, 50709)]