72840852

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{17}}^1\times {\mathrm{347}}^1$

素因数の和:395

約数の個数: 144

約数和(自身を含む): 228009600

約数和(自身を除く): 155168748

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 49, 51, 63, 68, 84, 98, 102, 119, 126, 147, 153, 196, 204, 238, 252, 294, 306, 343, 347, 357, 441, 476, 588, 612, 686, 694, 714, 833, 882, 1029, 1041, 1071, 1372, 1388, 1428, 1666, 1764, 2058, 2082, 2142, 2429, 2499, 3087, 3123, 3332, 4116, 4164, 4284, 4858, 4998, 5831, 5899, 6174, 6246, 7287, 7497, 9716, 9996, 11662, 11798, 12348, 12492, 14574, 14994, 17003, 17493, 17697, 21861, 23324, 23596, 29148, 29988, 34006, 34986, 35394, 41293, 43722, 51009, 52479, 53091, 68012, 69972, 70788, 82586, 87444, 102018, 104958, 106182, 119021, 123879, 153027, 165172, 204036, 209916, 212364, 238042, 247758, 289051, 306054, 357063, 371637, 476084, 495516, 578102, 612108, 714126, 743274, 867153, 1071189, 1156204, 1428252, 1486548, 1734306, 2023357, 2142378, 2601459, 3468612, 4046714, 4284756, 5202918, 6070071, 8093428, 10405836, 12140142, 18210213, 24280284, 36420426, 72840852]

約数ペア:

[(1, 72840852), (2, 36420426), (3, 24280284), (4, 18210213), (6, 12140142), (7, 10405836), (9, 8093428), (12, 6070071), (14, 5202918), (17, 4284756), (18, 4046714), (21, 3468612), (28, 2601459), (34, 2142378), (36, 2023357), (42, 1734306), (49, 1486548), (51, 1428252), (63, 1156204), (68, 1071189), (84, 867153), (98, 743274), (102, 714126), (119, 612108), (126, 578102), (147, 495516), (153, 476084), (196, 371637), (204, 357063), (238, 306054), (252, 289051), (294, 247758), (306, 238042), (343, 212364), (347, 209916), (357, 204036), (441, 165172), (476, 153027), (588, 123879), (612, 119021), (686, 106182), (694, 104958), (714, 102018), (833, 87444), (882, 82586), (1029, 70788), (1041, 69972), (1071, 68012), (1372, 53091), (1388, 52479), (1428, 51009), (1666, 43722), (1764, 41293), (2058, 35394), (2082, 34986), (2142, 34006), (2429, 29988), (2499, 29148), (3087, 23596), (3123, 23324), (3332, 21861), (4116, 17697), (4164, 17493), (4284, 17003), (4858, 14994), (4998, 14574), (5831, 12492), (5899, 12348), (6174, 11798), (6246, 11662), (7287, 9996), (7497, 9716)]