197686440

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:437

約数の個数: 256

約数和(自身を含む): 764928000

約数和(自身を除く): 567241560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 79, 84, 90, 105, 108, 120, 126, 135, 140, 158, 168, 180, 189, 210, 216, 237, 252, 270, 280, 315, 316, 331, 360, 378, 395, 420, 474, 504, 540, 553, 630, 632, 662, 711, 756, 790, 840, 945, 948, 993, 1080, 1106, 1185, 1260, 1324, 1422, 1512, 1580, 1655, 1659, 1890, 1896, 1986, 2133, 2212, 2317, 2370, 2520, 2648, 2765, 2844, 2979, 3160, 3310, 3318, 3555, 3780, 3972, 4266, 4424, 4634, 4740, 4965, 4977, 5530, 5688, 5958, 6620, 6636, 6951, 7110, 7560, 7944, 8295, 8532, 8937, 9268, 9480, 9930, 9954, 10665, 11060, 11585, 11916, 13240, 13272, 13902, 14220, 14895, 14931, 16590, 17064, 17874, 18536, 19860, 19908, 20853, 21330, 22120, 23170, 23832, 24885, 26149, 27804, 28440, 29790, 29862, 33180, 34755, 35748, 39720, 39816, 41706, 42660, 44685, 46340, 49770, 52298, 55608, 59580, 59724, 62559, 66360, 69510, 71496, 74655, 78447, 83412, 85320, 89370, 92680, 99540, 104265, 104596, 119160, 119448, 125118, 130745, 139020, 149310, 156894, 166824, 178740, 183043, 199080, 208530, 209192, 235341, 250236, 261490, 278040, 298620, 312795, 313788, 357480, 366086, 392235, 417060, 470682, 500472, 522980, 549129, 597240, 625590, 627576, 706023, 732172, 784470, 834120, 915215, 941364, 1045960, 1098258, 1176705, 1251180, 1412046, 1464344, 1568940, 1647387, 1830430, 1882728, 2196516, 2353410, 2502360, 2745645, 2824092, 3137880, 3294774, 3530115, 3660860, 4393032, 4706820, 4942161, 5491290, 5648184, 6589548, 7060230, 7321720, 8236935, 9413640, 9884322, 10982580, 13179096, 14120460, 16473870, 19768644, 21965160, 24710805, 28240920, 32947740, 39537288, 49421610, 65895480, 98843220, 197686440]

約数ペア:

[(1, 197686440), (2, 98843220), (3, 65895480), (4, 49421610), (5, 39537288), (6, 32947740), (7, 28240920), (8, 24710805), (9, 21965160), (10, 19768644), (12, 16473870), (14, 14120460), (15, 13179096), (18, 10982580), (20, 9884322), (21, 9413640), (24, 8236935), (27, 7321720), (28, 7060230), (30, 6589548), (35, 5648184), (36, 5491290), (40, 4942161), (42, 4706820), (45, 4393032), (54, 3660860), (56, 3530115), (60, 3294774), (63, 3137880), (70, 2824092), (72, 2745645), (79, 2502360), (84, 2353410), (90, 2196516), (105, 1882728), (108, 1830430), (120, 1647387), (126, 1568940), (135, 1464344), (140, 1412046), (158, 1251180), (168, 1176705), (180, 1098258), (189, 1045960), (210, 941364), (216, 915215), (237, 834120), (252, 784470), (270, 732172), (280, 706023), (315, 627576), (316, 625590), (331, 597240), (360, 549129), (378, 522980), (395, 500472), (420, 470682), (474, 417060), (504, 392235), (540, 366086), (553, 357480), (630, 313788), (632, 312795), (662, 298620), (711, 278040), (756, 261490), (790, 250236), (840, 235341), (945, 209192), (948, 208530), (993, 199080), (1080, 183043), (1106, 178740), (1185, 166824), (1260, 156894), (1324, 149310), (1422, 139020), (1512, 130745), (1580, 125118), (1655, 119448), (1659, 119160), (1890, 104596), (1896, 104265), (1986, 99540), (2133, 92680), (2212, 89370), (2317, 85320), (2370, 83412), (2520, 78447), (2648, 74655), (2765, 71496), (2844, 69510), (2979, 66360), (3160, 62559), (3310, 59724), (3318, 59580), (3555, 55608), (3780, 52298), (3972, 49770), (4266, 46340), (4424, 44685), (4634, 42660), (4740, 41706), (4965, 39816), (4977, 39720), (5530, 35748), (5688, 34755), (5958, 33180), (6620, 29862), (6636, 29790), (6951, 28440), (7110, 27804), (7560, 26149), (7944, 24885), (8295, 23832), (8532, 23170), (8937, 22120), (9268, 21330), (9480, 20853), (9930, 19908), (9954, 19860), (10665, 18536), (11060, 17874), (11585, 17064), (11916, 16590), (13240, 14931), (13272, 14895), (13902, 14220)]