80384724

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{23}}^2\times {\mathrm{67}}^1$

素因数の和:136

約数の個数: 180

約数和(自身を含む): 254804704

約数和(自身を除く): 174419980

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 54, 63, 67, 69, 81, 84, 92, 108, 126, 134, 138, 161, 162, 189, 201, 207, 252, 268, 276, 322, 324, 378, 402, 414, 469, 483, 529, 567, 603, 621, 644, 756, 804, 828, 938, 966, 1058, 1134, 1206, 1242, 1407, 1449, 1541, 1587, 1809, 1863, 1876, 1932, 2116, 2268, 2412, 2484, 2814, 2898, 3082, 3174, 3618, 3703, 3726, 4221, 4347, 4623, 4761, 5427, 5628, 5796, 6164, 6348, 7236, 7406, 7452, 8442, 8694, 9246, 9522, 10787, 10854, 11109, 12663, 13041, 13869, 14283, 14812, 16884, 17388, 18492, 19044, 21574, 21708, 22218, 25326, 26082, 27738, 28566, 32361, 33327, 35443, 37989, 41607, 42849, 43148, 44436, 50652, 52164, 55476, 57132, 64722, 66654, 70886, 75978, 83214, 85698, 97083, 99981, 106329, 124821, 129444, 133308, 141772, 151956, 166428, 171396, 194166, 199962, 212658, 248101, 249642, 291249, 299943, 318987, 388332, 399924, 425316, 496202, 499284, 582498, 599886, 637974, 744303, 873747, 956961, 992404, 1164996, 1199772, 1275948, 1488606, 1747494, 1913922, 2232909, 2870883, 2977212, 3494988, 3827844, 4465818, 5741766, 6698727, 8931636, 11483532, 13397454, 20096181, 26794908, 40192362, 80384724]

約数ペア:

[(1, 80384724), (2, 40192362), (3, 26794908), (4, 20096181), (6, 13397454), (7, 11483532), (9, 8931636), (12, 6698727), (14, 5741766), (18, 4465818), (21, 3827844), (23, 3494988), (27, 2977212), (28, 2870883), (36, 2232909), (42, 1913922), (46, 1747494), (54, 1488606), (63, 1275948), (67, 1199772), (69, 1164996), (81, 992404), (84, 956961), (92, 873747), (108, 744303), (126, 637974), (134, 599886), (138, 582498), (161, 499284), (162, 496202), (189, 425316), (201, 399924), (207, 388332), (252, 318987), (268, 299943), (276, 291249), (322, 249642), (324, 248101), (378, 212658), (402, 199962), (414, 194166), (469, 171396), (483, 166428), (529, 151956), (567, 141772), (603, 133308), (621, 129444), (644, 124821), (756, 106329), (804, 99981), (828, 97083), (938, 85698), (966, 83214), (1058, 75978), (1134, 70886), (1206, 66654), (1242, 64722), (1407, 57132), (1449, 55476), (1541, 52164), (1587, 50652), (1809, 44436), (1863, 43148), (1876, 42849), (1932, 41607), (2116, 37989), (2268, 35443), (2412, 33327), (2484, 32361), (2814, 28566), (2898, 27738), (3082, 26082), (3174, 25326), (3618, 22218), (3703, 21708), (3726, 21574), (4221, 19044), (4347, 18492), (4623, 17388), (4761, 16884), (5427, 14812), (5628, 14283), (5796, 13869), (6164, 13041), (6348, 12663), (7236, 11109), (7406, 10854), (7452, 10787), (8442, 9522), (8694, 9246)]