72488160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{709}}^1$

素因数の和:801

約数の個数: 144

約数和(自身を含む): 251203680

約数和(自身を除く): 178715520

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, 709, 710, 720, 852, 1065, 1136, 1278, 1418, 1420, 1440, 1704, 2127, 2130, 2272, 2556, 2836, 2840, 3195, 3408, 3545, 4254, 4260, 5112, 5672, 5680, 6381, 6390, 6816, 7090, 8508, 8520, 10224, 10635, 11344, 11360, 12762, 12780, 14180, 17016, 17040, 20448, 21270, 22688, 25524, 25560, 28360, 31905, 34032, 34080, 42540, 50339, 51048, 51120, 56720, 63810, 68064, 85080, 100678, 102096, 102240, 113440, 127620, 151017, 170160, 201356, 204192, 251695, 255240, 302034, 340320, 402712, 453051, 503390, 510480, 604068, 755085, 805424, 906102, 1006780, 1020960, 1208136, 1510170, 1610848, 1812204, 2013560, 2265255, 2416272, 3020340, 3624408, 4027120, 4530510, 4832544, 6040680, 7248816, 8054240, 9061020, 12081360, 14497632, 18122040, 24162720, 36244080, 72488160]

約数ペア:

[(1, 72488160), (2, 36244080), (3, 24162720), (4, 18122040), (5, 14497632), (6, 12081360), (8, 9061020), (9, 8054240), (10, 7248816), (12, 6040680), (15, 4832544), (16, 4530510), (18, 4027120), (20, 3624408), (24, 3020340), (30, 2416272), (32, 2265255), (36, 2013560), (40, 1812204), (45, 1610848), (48, 1510170), (60, 1208136), (71, 1020960), (72, 1006780), (80, 906102), (90, 805424), (96, 755085), (120, 604068), (142, 510480), (144, 503390), (160, 453051), (180, 402712), (213, 340320), (240, 302034), (284, 255240), (288, 251695), (355, 204192), (360, 201356), (426, 170160), (480, 151017), (568, 127620), (639, 113440), (709, 102240), (710, 102096), (720, 100678), (852, 85080), (1065, 68064), (1136, 63810), (1278, 56720), (1418, 51120), (1420, 51048), (1440, 50339), (1704, 42540), (2127, 34080), (2130, 34032), (2272, 31905), (2556, 28360), (2836, 25560), (2840, 25524), (3195, 22688), (3408, 21270), (3545, 20448), (4254, 17040), (4260, 17016), (5112, 14180), (5672, 12780), (5680, 12762), (6381, 11360), (6390, 11344), (6816, 10635), (7090, 10224), (8508, 8520)]