72505440

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{7193}}^1$

素因数の和:7221

約数の個数: 144

約数和(自身を含む): 282810528

約数和(自身を除く): 210305088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 7193, 10080, 14386, 21579, 28772, 35965, 43158, 50351, 57544, 64737, 71930, 86316, 100702, 107895, 115088, 129474, 143860, 151053, 172632, 201404, 215790, 230176, 251755, 258948, 287720, 302106, 323685, 345264, 402808, 431580, 453159, 503510, 517896, 575440, 604212, 647370, 690528, 755265, 805616, 863160, 906318, 1007020, 1035792, 1150880, 1208424, 1294740, 1510530, 1611232, 1726320, 1812636, 2014040, 2071584, 2265795, 2416848, 2589480, 3021060, 3452640, 3625272, 4028080, 4531590, 4833696, 5178960, 6042120, 7250544, 8056160, 9063180, 10357920, 12084240, 14501088, 18126360, 24168480, 36252720, 72505440]

約数ペア:

[(1, 72505440), (2, 36252720), (3, 24168480), (4, 18126360), (5, 14501088), (6, 12084240), (7, 10357920), (8, 9063180), (9, 8056160), (10, 7250544), (12, 6042120), (14, 5178960), (15, 4833696), (16, 4531590), (18, 4028080), (20, 3625272), (21, 3452640), (24, 3021060), (28, 2589480), (30, 2416848), (32, 2265795), (35, 2071584), (36, 2014040), (40, 1812636), (42, 1726320), (45, 1611232), (48, 1510530), (56, 1294740), (60, 1208424), (63, 1150880), (70, 1035792), (72, 1007020), (80, 906318), (84, 863160), (90, 805616), (96, 755265), (105, 690528), (112, 647370), (120, 604212), (126, 575440), (140, 517896), (144, 503510), (160, 453159), (168, 431580), (180, 402808), (210, 345264), (224, 323685), (240, 302106), (252, 287720), (280, 258948), (288, 251755), (315, 230176), (336, 215790), (360, 201404), (420, 172632), (480, 151053), (504, 143860), (560, 129474), (630, 115088), (672, 107895), (720, 100702), (840, 86316), (1008, 71930), (1120, 64737), (1260, 57544), (1440, 50351), (1680, 43158), (2016, 35965), (2520, 28772), (3360, 21579), (5040, 14386), (7193, 10080)]