81066960

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2887}}^1$

素因数の和:2922

約数の個数: 160

約数和(自身を含む): 300814080

約数和(自身を除く): 219747120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 180, 195, 208, 216, 234, 240, 260, 270, 312, 351, 360, 390, 432, 468, 520, 540, 585, 624, 702, 720, 780, 936, 1040, 1080, 1170, 1404, 1560, 1755, 1872, 2160, 2340, 2808, 2887, 3120, 3510, 4680, 5616, 5774, 7020, 8661, 9360, 11548, 14040, 14435, 17322, 23096, 25983, 28080, 28870, 34644, 37531, 43305, 46192, 51966, 57740, 69288, 75062, 77949, 86610, 103932, 112593, 115480, 129915, 138576, 150124, 155898, 173220, 187655, 207864, 225186, 230960, 259830, 300248, 311796, 337779, 346440, 375310, 389745, 415728, 450372, 519660, 562965, 600496, 623592, 675558, 692880, 750620, 779490, 900744, 1013337, 1039320, 1125930, 1247184, 1351116, 1501240, 1558980, 1688895, 1801488, 2026674, 2078640, 2251860, 2702232, 3002480, 3117960, 3377790, 4053348, 4503720, 5066685, 5404464, 6235920, 6755580, 8106696, 9007440, 10133370, 13511160, 16213392, 20266740, 27022320, 40533480, 81066960]

約数ペア:

[(1, 81066960), (2, 40533480), (3, 27022320), (4, 20266740), (5, 16213392), (6, 13511160), (8, 10133370), (9, 9007440), (10, 8106696), (12, 6755580), (13, 6235920), (15, 5404464), (16, 5066685), (18, 4503720), (20, 4053348), (24, 3377790), (26, 3117960), (27, 3002480), (30, 2702232), (36, 2251860), (39, 2078640), (40, 2026674), (45, 1801488), (48, 1688895), (52, 1558980), (54, 1501240), (60, 1351116), (65, 1247184), (72, 1125930), (78, 1039320), (80, 1013337), (90, 900744), (104, 779490), (108, 750620), (117, 692880), (120, 675558), (130, 623592), (135, 600496), (144, 562965), (156, 519660), (180, 450372), (195, 415728), (208, 389745), (216, 375310), (234, 346440), (240, 337779), (260, 311796), (270, 300248), (312, 259830), (351, 230960), (360, 225186), (390, 207864), (432, 187655), (468, 173220), (520, 155898), (540, 150124), (585, 138576), (624, 129915), (702, 115480), (720, 112593), (780, 103932), (936, 86610), (1040, 77949), (1080, 75062), (1170, 69288), (1404, 57740), (1560, 51966), (1755, 46192), (1872, 43305), (2160, 37531), (2340, 34644), (2808, 28870), (2887, 28080), (3120, 25983), (3510, 23096), (4680, 17322), (5616, 14435), (5774, 14040), (7020, 11548), (8661, 9360)]