65740320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:735

約数の個数: 144

約数和(自身を含む): 227852352

約数和(自身を除く): 162112032

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, 643, 710, 720, 852, 1065, 1136, 1278, 1286, 1420, 1440, 1704, 1929, 2130, 2272, 2556, 2572, 2840, 3195, 3215, 3408, 3858, 4260, 5112, 5144, 5680, 5787, 6390, 6430, 6816, 7716, 8520, 9645, 10224, 10288, 11360, 11574, 12780, 12860, 15432, 17040, 19290, 20448, 20576, 23148, 25560, 25720, 28935, 30864, 34080, 38580, 45653, 46296, 51120, 51440, 57870, 61728, 77160, 91306, 92592, 102240, 102880, 115740, 136959, 154320, 182612, 185184, 228265, 231480, 273918, 308640, 365224, 410877, 456530, 462960, 547836, 684795, 730448, 821754, 913060, 925920, 1095672, 1369590, 1460896, 1643508, 1826120, 2054385, 2191344, 2739180, 3287016, 3652240, 4108770, 4382688, 5478360, 6574032, 7304480, 8217540, 10956720, 13148064, 16435080, 21913440, 32870160, 65740320]

約数ペア:

[(1, 65740320), (2, 32870160), (3, 21913440), (4, 16435080), (5, 13148064), (6, 10956720), (8, 8217540), (9, 7304480), (10, 6574032), (12, 5478360), (15, 4382688), (16, 4108770), (18, 3652240), (20, 3287016), (24, 2739180), (30, 2191344), (32, 2054385), (36, 1826120), (40, 1643508), (45, 1460896), (48, 1369590), (60, 1095672), (71, 925920), (72, 913060), (80, 821754), (90, 730448), (96, 684795), (120, 547836), (142, 462960), (144, 456530), (160, 410877), (180, 365224), (213, 308640), (240, 273918), (284, 231480), (288, 228265), (355, 185184), (360, 182612), (426, 154320), (480, 136959), (568, 115740), (639, 102880), (643, 102240), (710, 92592), (720, 91306), (852, 77160), (1065, 61728), (1136, 57870), (1278, 51440), (1286, 51120), (1420, 46296), (1440, 45653), (1704, 38580), (1929, 34080), (2130, 30864), (2272, 28935), (2556, 25720), (2572, 25560), (2840, 23148), (3195, 20576), (3215, 20448), (3408, 19290), (3858, 17040), (4260, 15432), (5112, 12860), (5144, 12780), (5680, 11574), (5787, 11360), (6390, 10288), (6430, 10224), (6816, 9645), (7716, 8520)]