217846440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{631}}^1$

素因数の和:792

約数の個数: 192

約数和(自身を含む): 816341760

約数和(自身を除く): 598495320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 137, 140, 168, 180, 210, 252, 274, 280, 315, 360, 411, 420, 504, 548, 630, 631, 685, 822, 840, 959, 1096, 1233, 1260, 1262, 1370, 1644, 1893, 1918, 2055, 2466, 2520, 2524, 2740, 2877, 3155, 3288, 3786, 3836, 4110, 4417, 4795, 4932, 5048, 5480, 5679, 5754, 6165, 6310, 7572, 7672, 8220, 8631, 8834, 9465, 9590, 9864, 11358, 11508, 12330, 12620, 13251, 14385, 15144, 16440, 17262, 17668, 18930, 19180, 22085, 22716, 23016, 24660, 25240, 26502, 28395, 28770, 34524, 35336, 37860, 38360, 39753, 43155, 44170, 45432, 49320, 53004, 56790, 57540, 66255, 69048, 75720, 79506, 86310, 86447, 88340, 106008, 113580, 115080, 132510, 159012, 172620, 172894, 176680, 198765, 227160, 259341, 265020, 318024, 345240, 345788, 397530, 432235, 518682, 530040, 605129, 691576, 778023, 795060, 864470, 1037364, 1210258, 1296705, 1556046, 1590120, 1728940, 1815387, 2074728, 2420516, 2593410, 3025645, 3112092, 3457880, 3630774, 3890115, 4841032, 5186820, 5446161, 6051290, 6224184, 7261548, 7780230, 9076935, 10373640, 10892322, 12102580, 14523096, 15560460, 18153870, 21784644, 24205160, 27230805, 31120920, 36307740, 43569288, 54461610, 72615480, 108923220, 217846440]

約数ペア:

[(1, 217846440), (2, 108923220), (3, 72615480), (4, 54461610), (5, 43569288), (6, 36307740), (7, 31120920), (8, 27230805), (9, 24205160), (10, 21784644), (12, 18153870), (14, 15560460), (15, 14523096), (18, 12102580), (20, 10892322), (21, 10373640), (24, 9076935), (28, 7780230), (30, 7261548), (35, 6224184), (36, 6051290), (40, 5446161), (42, 5186820), (45, 4841032), (56, 3890115), (60, 3630774), (63, 3457880), (70, 3112092), (72, 3025645), (84, 2593410), (90, 2420516), (105, 2074728), (120, 1815387), (126, 1728940), (137, 1590120), (140, 1556046), (168, 1296705), (180, 1210258), (210, 1037364), (252, 864470), (274, 795060), (280, 778023), (315, 691576), (360, 605129), (411, 530040), (420, 518682), (504, 432235), (548, 397530), (630, 345788), (631, 345240), (685, 318024), (822, 265020), (840, 259341), (959, 227160), (1096, 198765), (1233, 176680), (1260, 172894), (1262, 172620), (1370, 159012), (1644, 132510), (1893, 115080), (1918, 113580), (2055, 106008), (2466, 88340), (2520, 86447), (2524, 86310), (2740, 79506), (2877, 75720), (3155, 69048), (3288, 66255), (3786, 57540), (3836, 56790), (4110, 53004), (4417, 49320), (4795, 45432), (4932, 44170), (5048, 43155), (5480, 39753), (5679, 38360), (5754, 37860), (6165, 35336), (6310, 34524), (7572, 28770), (7672, 28395), (8220, 26502), (8631, 25240), (8834, 24660), (9465, 23016), (9590, 22716), (9864, 22085), (11358, 19180), (11508, 18930), (12330, 17668), (12620, 17262), (13251, 16440), (14385, 15144)]