72221688

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1861}}^1$

素因数の和:1898

約数の個数: 144

約数和(自身を含む): 248353560

約数和(自身を除く): 176131872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 33, 36, 42, 44, 49, 56, 63, 66, 72, 77, 84, 88, 98, 99, 126, 132, 147, 154, 168, 196, 198, 231, 252, 264, 294, 308, 392, 396, 441, 462, 504, 539, 588, 616, 693, 792, 882, 924, 1078, 1176, 1386, 1617, 1764, 1848, 1861, 2156, 2772, 3234, 3528, 3722, 4312, 4851, 5544, 5583, 6468, 7444, 9702, 11166, 12936, 13027, 14888, 16749, 19404, 20471, 22332, 26054, 33498, 38808, 39081, 40942, 44664, 52108, 61413, 66996, 78162, 81884, 91189, 104216, 117243, 122826, 133992, 143297, 156324, 163768, 182378, 184239, 234486, 245652, 273567, 286594, 312648, 364756, 368478, 429891, 468972, 491304, 547134, 573188, 729512, 736956, 820701, 859782, 937944, 1003079, 1094268, 1146376, 1289673, 1473912, 1641402, 1719564, 2006158, 2188536, 2579346, 3009237, 3282804, 3439128, 4012316, 5158692, 6018474, 6565608, 8024632, 9027711, 10317384, 12036948, 18055422, 24073896, 36110844, 72221688]

約数ペア:

[(1, 72221688), (2, 36110844), (3, 24073896), (4, 18055422), (6, 12036948), (7, 10317384), (8, 9027711), (9, 8024632), (11, 6565608), (12, 6018474), (14, 5158692), (18, 4012316), (21, 3439128), (22, 3282804), (24, 3009237), (28, 2579346), (33, 2188536), (36, 2006158), (42, 1719564), (44, 1641402), (49, 1473912), (56, 1289673), (63, 1146376), (66, 1094268), (72, 1003079), (77, 937944), (84, 859782), (88, 820701), (98, 736956), (99, 729512), (126, 573188), (132, 547134), (147, 491304), (154, 468972), (168, 429891), (196, 368478), (198, 364756), (231, 312648), (252, 286594), (264, 273567), (294, 245652), (308, 234486), (392, 184239), (396, 182378), (441, 163768), (462, 156324), (504, 143297), (539, 133992), (588, 122826), (616, 117243), (693, 104216), (792, 91189), (882, 81884), (924, 78162), (1078, 66996), (1176, 61413), (1386, 52108), (1617, 44664), (1764, 40942), (1848, 39081), (1861, 38808), (2156, 33498), (2772, 26054), (3234, 22332), (3528, 20471), (3722, 19404), (4312, 16749), (4851, 14888), (5544, 13027), (5583, 12936), (6468, 11166), (7444, 9702)]