28548072

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:340

約数の個数: 128

約数和(自身を含む): 92160000

約数和(自身を除く): 63611928

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 79, 84, 108, 126, 158, 168, 189, 216, 237, 239, 252, 316, 378, 474, 478, 504, 553, 632, 711, 717, 756, 948, 956, 1106, 1422, 1434, 1512, 1659, 1673, 1896, 1912, 2133, 2151, 2212, 2844, 2868, 3318, 3346, 4266, 4302, 4424, 4977, 5019, 5688, 5736, 6453, 6636, 6692, 8532, 8604, 9954, 10038, 12906, 13272, 13384, 14931, 15057, 17064, 17208, 18881, 19908, 20076, 25812, 29862, 30114, 37762, 39816, 40152, 45171, 51624, 56643, 59724, 60228, 75524, 90342, 113286, 119448, 120456, 132167, 151048, 169929, 180684, 226572, 264334, 339858, 361368, 396501, 453144, 509787, 528668, 679716, 793002, 1019574, 1057336, 1189503, 1359432, 1586004, 2039148, 2379006, 3172008, 3568509, 4078296, 4758012, 7137018, 9516024, 14274036, 28548072]

約数ペア:

[(1, 28548072), (2, 14274036), (3, 9516024), (4, 7137018), (6, 4758012), (7, 4078296), (8, 3568509), (9, 3172008), (12, 2379006), (14, 2039148), (18, 1586004), (21, 1359432), (24, 1189503), (27, 1057336), (28, 1019574), (36, 793002), (42, 679716), (54, 528668), (56, 509787), (63, 453144), (72, 396501), (79, 361368), (84, 339858), (108, 264334), (126, 226572), (158, 180684), (168, 169929), (189, 151048), (216, 132167), (237, 120456), (239, 119448), (252, 113286), (316, 90342), (378, 75524), (474, 60228), (478, 59724), (504, 56643), (553, 51624), (632, 45171), (711, 40152), (717, 39816), (756, 37762), (948, 30114), (956, 29862), (1106, 25812), (1422, 20076), (1434, 19908), (1512, 18881), (1659, 17208), (1673, 17064), (1896, 15057), (1912, 14931), (2133, 13384), (2151, 13272), (2212, 12906), (2844, 10038), (2868, 9954), (3318, 8604), (3346, 8532), (4266, 6692), (4302, 6636), (4424, 6453), (4977, 5736), (5019, 5688)]