218352960

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{10831}}^1$

素因数の和:10861

約数の個数: 168

約数和(自身を含む): 858414336

約数和(自身を除く): 640061376

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 10831, 20160, 21662, 32493, 43324, 54155, 64986, 75817, 86648, 97479, 108310, 129972, 151634, 162465, 173296, 194958, 216620, 227451, 259944, 303268, 324930, 346592, 379085, 389916, 433240, 454902, 487395, 519888, 606536, 649860, 682353, 693184, 758170, 779832, 866480, 909804, 974790, 1039776, 1137255, 1213072, 1299720, 1364706, 1516340, 1559664, 1732960, 1819608, 1949580, 2079552, 2274510, 2426144, 2599440, 2729412, 3032680, 3119328, 3411765, 3465920, 3639216, 3899160, 4549020, 4852288, 5198880, 5458824, 6065360, 6238656, 6823530, 7278432, 7798320, 9098040, 10397760, 10917648, 12130720, 13647060, 14556864, 15596640, 18196080, 21835296, 24261440, 27294120, 31193280, 36392160, 43670592, 54588240, 72784320, 109176480, 218352960]

約数ペア:

[(1, 218352960), (2, 109176480), (3, 72784320), (4, 54588240), (5, 43670592), (6, 36392160), (7, 31193280), (8, 27294120), (9, 24261440), (10, 21835296), (12, 18196080), (14, 15596640), (15, 14556864), (16, 13647060), (18, 12130720), (20, 10917648), (21, 10397760), (24, 9098040), (28, 7798320), (30, 7278432), (32, 6823530), (35, 6238656), (36, 6065360), (40, 5458824), (42, 5198880), (45, 4852288), (48, 4549020), (56, 3899160), (60, 3639216), (63, 3465920), (64, 3411765), (70, 3119328), (72, 3032680), (80, 2729412), (84, 2599440), (90, 2426144), (96, 2274510), (105, 2079552), (112, 1949580), (120, 1819608), (126, 1732960), (140, 1559664), (144, 1516340), (160, 1364706), (168, 1299720), (180, 1213072), (192, 1137255), (210, 1039776), (224, 974790), (240, 909804), (252, 866480), (280, 779832), (288, 758170), (315, 693184), (320, 682353), (336, 649860), (360, 606536), (420, 519888), (448, 487395), (480, 454902), (504, 433240), (560, 389916), (576, 379085), (630, 346592), (672, 324930), (720, 303268), (840, 259944), (960, 227451), (1008, 216620), (1120, 194958), (1260, 173296), (1344, 162465), (1440, 151634), (1680, 129972), (2016, 108310), (2240, 97479), (2520, 86648), (2880, 75817), (3360, 64986), (4032, 54155), (5040, 43324), (6720, 32493), (10080, 21662), (10831, 20160)]