201553920

素因数分解:

$2^{11}\times 3^9\times 5^1$

素因数の和:54

約数の個数: 240

約数和(自身を含む): 725404680

約数和(自身を除く): 523850760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 512, 540, 576, 640, 648, 720, 729, 768, 810, 864, 960, 972, 1024, 1080, 1152, 1215, 1280, 1296, 1440, 1458, 1536, 1620, 1728, 1920, 1944, 2048, 2160, 2187, 2304, 2430, 2560, 2592, 2880, 2916, 3072, 3240, 3456, 3645, 3840, 3888, 4320, 4374, 4608, 4860, 5120, 5184, 5760, 5832, 6144, 6480, 6561, 6912, 7290, 7680, 7776, 8640, 8748, 9216, 9720, 10240, 10368, 10935, 11520, 11664, 12960, 13122, 13824, 14580, 15360, 15552, 17280, 17496, 18432, 19440, 19683, 20736, 21870, 23040, 23328, 25920, 26244, 27648, 29160, 30720, 31104, 32805, 34560, 34992, 38880, 39366, 41472, 43740, 46080, 46656, 51840, 52488, 55296, 58320, 62208, 65610, 69120, 69984, 77760, 78732, 82944, 87480, 92160, 93312, 98415, 103680, 104976, 116640, 124416, 131220, 138240, 139968, 155520, 157464, 165888, 174960, 186624, 196830, 207360, 209952, 233280, 248832, 262440, 276480, 279936, 311040, 314928, 349920, 373248, 393660, 414720, 419904, 466560, 497664, 524880, 559872, 622080, 629856, 699840, 746496, 787320, 829440, 839808, 933120, 1049760, 1119744, 1244160, 1259712, 1399680, 1492992, 1574640, 1679616, 1866240, 2099520, 2239488, 2488320, 2519424, 2799360, 3149280, 3359232, 3732480, 4199040, 4478976, 5038848, 5598720, 6298560, 6718464, 7464960, 8398080, 10077696, 11197440, 12597120, 13436928, 16796160, 20155392, 22394880, 25194240, 33592320, 40310784, 50388480, 67184640, 100776960, 201553920]

約数ペア:

[(1, 201553920), (2, 100776960), (3, 67184640), (4, 50388480), (5, 40310784), (6, 33592320), (8, 25194240), (9, 22394880), (10, 20155392), (12, 16796160), (15, 13436928), (16, 12597120), (18, 11197440), (20, 10077696), (24, 8398080), (27, 7464960), (30, 6718464), (32, 6298560), (36, 5598720), (40, 5038848), (45, 4478976), (48, 4199040), (54, 3732480), (60, 3359232), (64, 3149280), (72, 2799360), (80, 2519424), (81, 2488320), (90, 2239488), (96, 2099520), (108, 1866240), (120, 1679616), (128, 1574640), (135, 1492992), (144, 1399680), (160, 1259712), (162, 1244160), (180, 1119744), (192, 1049760), (216, 933120), (240, 839808), (243, 829440), (256, 787320), (270, 746496), (288, 699840), (320, 629856), (324, 622080), (360, 559872), (384, 524880), (405, 497664), (432, 466560), (480, 419904), (486, 414720), (512, 393660), (540, 373248), (576, 349920), (640, 314928), (648, 311040), (720, 279936), (729, 276480), (768, 262440), (810, 248832), (864, 233280), (960, 209952), (972, 207360), (1024, 196830), (1080, 186624), (1152, 174960), (1215, 165888), (1280, 157464), (1296, 155520), (1440, 139968), (1458, 138240), (1536, 131220), (1620, 124416), (1728, 116640), (1920, 104976), (1944, 103680), (2048, 98415), (2160, 93312), (2187, 92160), (2304, 87480), (2430, 82944), (2560, 78732), (2592, 77760), (2880, 69984), (2916, 69120), (3072, 65610), (3240, 62208), (3456, 58320), (3645, 55296), (3840, 52488), (3888, 51840), (4320, 46656), (4374, 46080), (4608, 43740), (4860, 41472), (5120, 39366), (5184, 38880), (5760, 34992), (5832, 34560), (6144, 32805), (6480, 31104), (6561, 30720), (6912, 29160), (7290, 27648), (7680, 26244), (7776, 25920), (8640, 23328), (8748, 23040), (9216, 21870), (9720, 20736), (10240, 19683), (10368, 19440), (10935, 18432), (11520, 17496), (11664, 17280), (12960, 15552), (13122, 15360), (13824, 14580)]