279130320

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{18461}}^1$

素因数の和:18490

約数の個数: 160

約数和(自身を含む): 1098858240

約数和(自身を除く): 819727920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 18461, 36922, 55383, 73844, 92305, 110766, 129227, 147688, 166149, 184610, 221532, 258454, 276915, 295376, 332298, 369220, 387681, 443064, 498447, 516908, 553830, 646135, 664596, 738440, 775362, 830745, 886128, 996894, 1033816, 1107660, 1163043, 1292270, 1329192, 1476880, 1550724, 1661490, 1938405, 1993788, 2067632, 2215320, 2326086, 2492235, 2584540, 2658384, 3101448, 3322980, 3489129, 3876810, 3987576, 4430640, 4652172, 4984470, 5169080, 5815215, 6202896, 6645960, 6978258, 7753620, 7975152, 9304344, 9968940, 10338160, 11630430, 13291920, 13956516, 15507240, 17445645, 18608688, 19937880, 23260860, 27913032, 31014480, 34891290, 39875760, 46521720, 55826064, 69782580, 93043440, 139565160, 279130320]

約数ペア:

[(1, 279130320), (2, 139565160), (3, 93043440), (4, 69782580), (5, 55826064), (6, 46521720), (7, 39875760), (8, 34891290), (9, 31014480), (10, 27913032), (12, 23260860), (14, 19937880), (15, 18608688), (16, 17445645), (18, 15507240), (20, 13956516), (21, 13291920), (24, 11630430), (27, 10338160), (28, 9968940), (30, 9304344), (35, 7975152), (36, 7753620), (40, 6978258), (42, 6645960), (45, 6202896), (48, 5815215), (54, 5169080), (56, 4984470), (60, 4652172), (63, 4430640), (70, 3987576), (72, 3876810), (80, 3489129), (84, 3322980), (90, 3101448), (105, 2658384), (108, 2584540), (112, 2492235), (120, 2326086), (126, 2215320), (135, 2067632), (140, 1993788), (144, 1938405), (168, 1661490), (180, 1550724), (189, 1476880), (210, 1329192), (216, 1292270), (240, 1163043), (252, 1107660), (270, 1033816), (280, 996894), (315, 886128), (336, 830745), (360, 775362), (378, 738440), (420, 664596), (432, 646135), (504, 553830), (540, 516908), (560, 498447), (630, 443064), (720, 387681), (756, 369220), (840, 332298), (945, 295376), (1008, 276915), (1080, 258454), (1260, 221532), (1512, 184610), (1680, 166149), (1890, 147688), (2160, 129227), (2520, 110766), (3024, 92305), (3780, 73844), (5040, 55383), (7560, 36922), (15120, 18461)]