72204444

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 208039104

約数和(自身を除く): 135834660

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 41, 52, 53, 71, 78, 82, 106, 117, 123, 142, 156, 159, 164, 212, 213, 234, 246, 284, 318, 369, 426, 468, 477, 492, 533, 636, 639, 689, 738, 852, 923, 954, 1066, 1278, 1378, 1476, 1599, 1846, 1908, 2067, 2132, 2173, 2556, 2756, 2769, 2911, 3198, 3692, 3763, 4134, 4346, 4797, 5538, 5822, 6201, 6396, 6519, 7526, 8268, 8307, 8692, 8733, 9594, 11076, 11289, 11644, 12402, 13038, 15052, 16614, 17466, 19188, 19557, 22578, 24804, 26076, 26199, 28249, 33228, 33867, 34932, 37843, 39114, 45156, 48919, 52398, 56498, 67734, 75686, 78228, 84747, 97838, 104796, 112996, 113529, 135468, 146757, 151372, 154283, 169494, 195676, 227058, 254241, 293514, 308566, 338988, 340587, 440271, 454116, 462849, 508482, 587028, 617132, 681174, 880542, 925698, 1016964, 1362348, 1388547, 1761084, 1851396, 2005679, 2777094, 4011358, 5554188, 6017037, 8022716, 12034074, 18051111, 24068148, 36102222, 72204444]

約数ペア:

[(1, 72204444), (2, 36102222), (3, 24068148), (4, 18051111), (6, 12034074), (9, 8022716), (12, 6017037), (13, 5554188), (18, 4011358), (26, 2777094), (36, 2005679), (39, 1851396), (41, 1761084), (52, 1388547), (53, 1362348), (71, 1016964), (78, 925698), (82, 880542), (106, 681174), (117, 617132), (123, 587028), (142, 508482), (156, 462849), (159, 454116), (164, 440271), (212, 340587), (213, 338988), (234, 308566), (246, 293514), (284, 254241), (318, 227058), (369, 195676), (426, 169494), (468, 154283), (477, 151372), (492, 146757), (533, 135468), (636, 113529), (639, 112996), (689, 104796), (738, 97838), (852, 84747), (923, 78228), (954, 75686), (1066, 67734), (1278, 56498), (1378, 52398), (1476, 48919), (1599, 45156), (1846, 39114), (1908, 37843), (2067, 34932), (2132, 33867), (2173, 33228), (2556, 28249), (2756, 26199), (2769, 26076), (2911, 24804), (3198, 22578), (3692, 19557), (3763, 19188), (4134, 17466), (4346, 16614), (4797, 15052), (5538, 13038), (5822, 12402), (6201, 11644), (6396, 11289), (6519, 11076), (7526, 9594), (8268, 8733), (8307, 8692)]