218257760

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:174

約数の個数: 192

約数和(自身を含む): 622339200

約数和(自身を除く): 404081440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 49, 56, 70, 80, 82, 97, 98, 112, 140, 160, 164, 194, 196, 205, 224, 245, 280, 287, 328, 343, 388, 392, 410, 485, 490, 560, 574, 656, 679, 686, 776, 784, 820, 970, 980, 1120, 1148, 1312, 1358, 1372, 1435, 1552, 1568, 1640, 1715, 1940, 1960, 2009, 2296, 2716, 2744, 2870, 3104, 3280, 3395, 3430, 3880, 3920, 3977, 4018, 4592, 4753, 5432, 5488, 5740, 6560, 6790, 6860, 7760, 7840, 7954, 8036, 9184, 9506, 10045, 10864, 10976, 11480, 13580, 13720, 14063, 15520, 15908, 16072, 19012, 19885, 20090, 21728, 22960, 23765, 27160, 27440, 27839, 28126, 31816, 32144, 33271, 38024, 39770, 40180, 45920, 47530, 54320, 54880, 55678, 56252, 63632, 64288, 66542, 70315, 76048, 79540, 80360, 95060, 108640, 111356, 112504, 127264, 133084, 139195, 140630, 152096, 159080, 160720, 166355, 190120, 194873, 222712, 225008, 266168, 278390, 281260, 318160, 321440, 332710, 380240, 389746, 445424, 450016, 532336, 556780, 562520, 636320, 665420, 760480, 779492, 890848, 974365, 1064672, 1113560, 1125040, 1330840, 1364111, 1558984, 1948730, 2227120, 2250080, 2661680, 2728222, 3117968, 3897460, 4454240, 5323360, 5456444, 6235936, 6820555, 7794920, 10912888, 13641110, 15589840, 21825776, 27282220, 31179680, 43651552, 54564440, 109128880, 218257760]

約数ペア:

[(1, 218257760), (2, 109128880), (4, 54564440), (5, 43651552), (7, 31179680), (8, 27282220), (10, 21825776), (14, 15589840), (16, 13641110), (20, 10912888), (28, 7794920), (32, 6820555), (35, 6235936), (40, 5456444), (41, 5323360), (49, 4454240), (56, 3897460), (70, 3117968), (80, 2728222), (82, 2661680), (97, 2250080), (98, 2227120), (112, 1948730), (140, 1558984), (160, 1364111), (164, 1330840), (194, 1125040), (196, 1113560), (205, 1064672), (224, 974365), (245, 890848), (280, 779492), (287, 760480), (328, 665420), (343, 636320), (388, 562520), (392, 556780), (410, 532336), (485, 450016), (490, 445424), (560, 389746), (574, 380240), (656, 332710), (679, 321440), (686, 318160), (776, 281260), (784, 278390), (820, 266168), (970, 225008), (980, 222712), (1120, 194873), (1148, 190120), (1312, 166355), (1358, 160720), (1372, 159080), (1435, 152096), (1552, 140630), (1568, 139195), (1640, 133084), (1715, 127264), (1940, 112504), (1960, 111356), (2009, 108640), (2296, 95060), (2716, 80360), (2744, 79540), (2870, 76048), (3104, 70315), (3280, 66542), (3395, 64288), (3430, 63632), (3880, 56252), (3920, 55678), (3977, 54880), (4018, 54320), (4592, 47530), (4753, 45920), (5432, 40180), (5488, 39770), (5740, 38024), (6560, 33271), (6790, 32144), (6860, 31816), (7760, 28126), (7840, 27839), (7954, 27440), (8036, 27160), (9184, 23765), (9506, 22960), (10045, 21728), (10864, 20090), (10976, 19885), (11480, 19012), (13580, 16072), (13720, 15908), (14063, 15520)]