740880

素因数分解:

$2^4\times 3^3\times 5^1\times 7^3$

素因数の和:43

約数の個数: 160

約数和(自身を含む): 2976000

約数和(自身を除く): 2235120

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, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 336, 343, 360, 378, 392, 420, 432, 441, 490, 504, 540, 560, 588, 630, 686, 720, 735, 756, 784, 840, 882, 945, 980, 1008, 1029, 1080, 1176, 1260, 1323, 1372, 1470, 1512, 1680, 1715, 1764, 1890, 1960, 2058, 2160, 2205, 2352, 2520, 2646, 2744, 2940, 3024, 3087, 3430, 3528, 3780, 3920, 4116, 4410, 5040, 5145, 5292, 5488, 5880, 6174, 6615, 6860, 7056, 7560, 8232, 8820, 9261, 10290, 10584, 11760, 12348, 13230, 13720, 15120, 15435, 16464, 17640, 18522, 20580, 21168, 24696, 26460, 27440, 30870, 35280, 37044, 41160, 46305, 49392, 52920, 61740, 74088, 82320, 92610, 105840, 123480, 148176, 185220, 246960, 370440, 740880]

約数ペア:

[(1, 740880), (2, 370440), (3, 246960), (4, 185220), (5, 148176), (6, 123480), (7, 105840), (8, 92610), (9, 82320), (10, 74088), (12, 61740), (14, 52920), (15, 49392), (16, 46305), (18, 41160), (20, 37044), (21, 35280), (24, 30870), (27, 27440), (28, 26460), (30, 24696), (35, 21168), (36, 20580), (40, 18522), (42, 17640), (45, 16464), (48, 15435), (49, 15120), (54, 13720), (56, 13230), (60, 12348), (63, 11760), (70, 10584), (72, 10290), (80, 9261), (84, 8820), (90, 8232), (98, 7560), (105, 7056), (108, 6860), (112, 6615), (120, 6174), (126, 5880), (135, 5488), (140, 5292), (144, 5145), (147, 5040), (168, 4410), (180, 4116), (189, 3920), (196, 3780), (210, 3528), (216, 3430), (240, 3087), (245, 3024), (252, 2940), (270, 2744), (280, 2646), (294, 2520), (315, 2352), (336, 2205), (343, 2160), (360, 2058), (378, 1960), (392, 1890), (420, 1764), (432, 1715), (441, 1680), (490, 1512), (504, 1470), (540, 1372), (560, 1323), (588, 1260), (630, 1176), (686, 1080), (720, 1029), (735, 1008), (756, 980), (784, 945), (840, 882)]