209613320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:140

約数の個数: 192

約数和(自身を含む): 600566400

約数和(自身を除く): 390953080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 31, 35, 38, 40, 41, 56, 62, 70, 76, 82, 95, 124, 133, 140, 152, 155, 164, 190, 205, 217, 248, 266, 280, 287, 310, 328, 380, 410, 434, 532, 574, 589, 620, 665, 760, 779, 820, 868, 961, 1064, 1085, 1148, 1178, 1240, 1271, 1330, 1435, 1558, 1640, 1736, 1922, 2170, 2296, 2356, 2542, 2660, 2870, 2945, 3116, 3844, 3895, 4123, 4340, 4712, 4805, 5084, 5320, 5453, 5740, 5890, 6232, 6355, 6727, 7688, 7790, 8246, 8680, 8897, 9610, 10168, 10906, 11480, 11780, 12710, 13454, 15580, 16492, 17794, 18259, 19220, 20615, 21812, 23560, 24149, 25420, 26908, 27265, 31160, 32984, 33635, 35588, 36518, 38440, 39401, 41230, 43624, 44485, 48298, 50840, 53816, 54530, 67270, 71176, 73036, 78802, 82460, 88970, 91295, 96596, 109060, 120745, 127813, 134540, 146072, 157604, 164920, 169043, 177940, 182590, 193192, 197005, 218120, 241490, 255626, 269080, 275807, 315208, 338086, 355880, 365180, 394010, 482980, 511252, 551614, 639065, 676172, 730360, 748619, 788020, 845215, 965960, 1022504, 1103228, 1278130, 1352344, 1379035, 1497238, 1576040, 1690430, 2206456, 2556260, 2758070, 2994476, 3380860, 3743095, 5112520, 5240333, 5516140, 5988952, 6761720, 7486190, 10480666, 11032280, 14972380, 20961332, 26201665, 29944760, 41922664, 52403330, 104806660, 209613320]

約数ペア:

[(1, 209613320), (2, 104806660), (4, 52403330), (5, 41922664), (7, 29944760), (8, 26201665), (10, 20961332), (14, 14972380), (19, 11032280), (20, 10480666), (28, 7486190), (31, 6761720), (35, 5988952), (38, 5516140), (40, 5240333), (41, 5112520), (56, 3743095), (62, 3380860), (70, 2994476), (76, 2758070), (82, 2556260), (95, 2206456), (124, 1690430), (133, 1576040), (140, 1497238), (152, 1379035), (155, 1352344), (164, 1278130), (190, 1103228), (205, 1022504), (217, 965960), (248, 845215), (266, 788020), (280, 748619), (287, 730360), (310, 676172), (328, 639065), (380, 551614), (410, 511252), (434, 482980), (532, 394010), (574, 365180), (589, 355880), (620, 338086), (665, 315208), (760, 275807), (779, 269080), (820, 255626), (868, 241490), (961, 218120), (1064, 197005), (1085, 193192), (1148, 182590), (1178, 177940), (1240, 169043), (1271, 164920), (1330, 157604), (1435, 146072), (1558, 134540), (1640, 127813), (1736, 120745), (1922, 109060), (2170, 96596), (2296, 91295), (2356, 88970), (2542, 82460), (2660, 78802), (2870, 73036), (2945, 71176), (3116, 67270), (3844, 54530), (3895, 53816), (4123, 50840), (4340, 48298), (4712, 44485), (4805, 43624), (5084, 41230), (5320, 39401), (5453, 38440), (5740, 36518), (5890, 35588), (6232, 33635), (6355, 32984), (6727, 31160), (7688, 27265), (7790, 26908), (8246, 25420), (8680, 24149), (8897, 23560), (9610, 21812), (10168, 20615), (10906, 19220), (11480, 18259), (11780, 17794), (12710, 16492), (13454, 15580)]