221837280

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{641}}^1$

素因数の和:769

約数の個数: 192

約数和(自身を含む): 807625728

約数和(自身を除く): 585788448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 103, 105, 112, 120, 140, 160, 168, 206, 210, 224, 240, 280, 309, 336, 412, 420, 480, 515, 560, 618, 641, 672, 721, 824, 840, 1030, 1120, 1236, 1282, 1442, 1545, 1648, 1680, 1923, 2060, 2163, 2472, 2564, 2884, 3090, 3205, 3296, 3360, 3605, 3846, 4120, 4326, 4487, 4944, 5128, 5768, 6180, 6410, 7210, 7692, 8240, 8652, 8974, 9615, 9888, 10256, 10815, 11536, 12360, 12820, 13461, 14420, 15384, 16480, 17304, 17948, 19230, 20512, 21630, 22435, 23072, 24720, 25640, 26922, 28840, 30768, 34608, 35896, 38460, 43260, 44870, 49440, 51280, 53844, 57680, 61536, 66023, 67305, 69216, 71792, 76920, 86520, 89740, 102560, 107688, 115360, 132046, 134610, 143584, 153840, 173040, 179480, 198069, 215376, 264092, 269220, 307680, 330115, 346080, 358960, 396138, 430752, 462161, 528184, 538440, 660230, 717920, 792276, 924322, 990345, 1056368, 1076880, 1320460, 1386483, 1584552, 1848644, 1980690, 2112736, 2153760, 2310805, 2640920, 2772966, 3169104, 3697288, 3961380, 4621610, 5281840, 5545932, 6338208, 6932415, 7394576, 7922760, 9243220, 10563680, 11091864, 13864830, 14789152, 15845520, 18486440, 22183728, 27729660, 31691040, 36972880, 44367456, 55459320, 73945760, 110918640, 221837280]

約数ペア:

[(1, 221837280), (2, 110918640), (3, 73945760), (4, 55459320), (5, 44367456), (6, 36972880), (7, 31691040), (8, 27729660), (10, 22183728), (12, 18486440), (14, 15845520), (15, 14789152), (16, 13864830), (20, 11091864), (21, 10563680), (24, 9243220), (28, 7922760), (30, 7394576), (32, 6932415), (35, 6338208), (40, 5545932), (42, 5281840), (48, 4621610), (56, 3961380), (60, 3697288), (70, 3169104), (80, 2772966), (84, 2640920), (96, 2310805), (103, 2153760), (105, 2112736), (112, 1980690), (120, 1848644), (140, 1584552), (160, 1386483), (168, 1320460), (206, 1076880), (210, 1056368), (224, 990345), (240, 924322), (280, 792276), (309, 717920), (336, 660230), (412, 538440), (420, 528184), (480, 462161), (515, 430752), (560, 396138), (618, 358960), (641, 346080), (672, 330115), (721, 307680), (824, 269220), (840, 264092), (1030, 215376), (1120, 198069), (1236, 179480), (1282, 173040), (1442, 153840), (1545, 143584), (1648, 134610), (1680, 132046), (1923, 115360), (2060, 107688), (2163, 102560), (2472, 89740), (2564, 86520), (2884, 76920), (3090, 71792), (3205, 69216), (3296, 67305), (3360, 66023), (3605, 61536), (3846, 57680), (4120, 53844), (4326, 51280), (4487, 49440), (4944, 44870), (5128, 43260), (5768, 38460), (6180, 35896), (6410, 34608), (7210, 30768), (7692, 28840), (8240, 26922), (8652, 25640), (8974, 24720), (9615, 23072), (9888, 22435), (10256, 21630), (10815, 20512), (11536, 19230), (12360, 17948), (12820, 17304), (13461, 16480), (14420, 15384)]