81158760

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{677}}^1$

素因数の和:737

約数の個数: 160

約数和(自身を含む): 280569960

約数和(自身を除く): 199411200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 81, 90, 108, 111, 120, 135, 148, 162, 180, 185, 216, 222, 270, 296, 324, 333, 360, 370, 405, 444, 540, 555, 648, 666, 677, 740, 810, 888, 999, 1080, 1110, 1332, 1354, 1480, 1620, 1665, 1998, 2031, 2220, 2664, 2708, 2997, 3240, 3330, 3385, 3996, 4062, 4440, 4995, 5416, 5994, 6093, 6660, 6770, 7992, 8124, 9990, 10155, 11988, 12186, 13320, 13540, 14985, 16248, 18279, 19980, 20310, 23976, 24372, 25049, 27080, 29970, 30465, 36558, 39960, 40620, 48744, 50098, 54837, 59940, 60930, 73116, 75147, 81240, 91395, 100196, 109674, 119880, 121860, 125245, 146232, 150294, 182790, 200392, 219348, 225441, 243720, 250490, 274185, 300588, 365580, 375735, 438696, 450882, 500980, 548370, 601176, 676323, 731160, 751470, 901764, 1001960, 1096740, 1127205, 1352646, 1502940, 1803528, 2028969, 2193480, 2254410, 2705292, 3005880, 3381615, 4057938, 4508820, 5410584, 6763230, 8115876, 9017640, 10144845, 13526460, 16231752, 20289690, 27052920, 40579380, 81158760]

約数ペア:

[(1, 81158760), (2, 40579380), (3, 27052920), (4, 20289690), (5, 16231752), (6, 13526460), (8, 10144845), (9, 9017640), (10, 8115876), (12, 6763230), (15, 5410584), (18, 4508820), (20, 4057938), (24, 3381615), (27, 3005880), (30, 2705292), (36, 2254410), (37, 2193480), (40, 2028969), (45, 1803528), (54, 1502940), (60, 1352646), (72, 1127205), (74, 1096740), (81, 1001960), (90, 901764), (108, 751470), (111, 731160), (120, 676323), (135, 601176), (148, 548370), (162, 500980), (180, 450882), (185, 438696), (216, 375735), (222, 365580), (270, 300588), (296, 274185), (324, 250490), (333, 243720), (360, 225441), (370, 219348), (405, 200392), (444, 182790), (540, 150294), (555, 146232), (648, 125245), (666, 121860), (677, 119880), (740, 109674), (810, 100196), (888, 91395), (999, 81240), (1080, 75147), (1110, 73116), (1332, 60930), (1354, 59940), (1480, 54837), (1620, 50098), (1665, 48744), (1998, 40620), (2031, 39960), (2220, 36558), (2664, 30465), (2708, 29970), (2997, 27080), (3240, 25049), (3330, 24372), (3385, 23976), (3996, 20310), (4062, 19980), (4440, 18279), (4995, 16248), (5416, 14985), (5994, 13540), (6093, 13320), (6660, 12186), (6770, 11988), (7992, 10155), (8124, 9990)]