17121720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:158

約数の個数: 256

約数和(自身を含む): 68428800

約数和(自身を除く): 51307080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 17, 20, 21, 22, 24, 28, 30, 33, 34, 35, 40, 42, 44, 51, 55, 56, 60, 66, 68, 70, 77, 84, 85, 88, 102, 105, 109, 110, 119, 120, 132, 136, 140, 154, 165, 168, 170, 187, 204, 210, 218, 220, 231, 238, 255, 264, 280, 308, 327, 330, 340, 357, 374, 385, 408, 420, 436, 440, 462, 476, 510, 545, 561, 595, 616, 654, 660, 680, 714, 748, 763, 770, 840, 872, 924, 935, 952, 1020, 1090, 1122, 1155, 1190, 1199, 1308, 1309, 1320, 1428, 1496, 1526, 1540, 1635, 1785, 1848, 1853, 1870, 2040, 2180, 2244, 2289, 2310, 2380, 2398, 2616, 2618, 2805, 2856, 3052, 3080, 3270, 3570, 3597, 3706, 3740, 3815, 3927, 4360, 4488, 4578, 4620, 4760, 4796, 5236, 5559, 5610, 5995, 6104, 6540, 6545, 7140, 7194, 7412, 7480, 7630, 7854, 8393, 9156, 9240, 9265, 9592, 10472, 11118, 11220, 11445, 11990, 12971, 13080, 13090, 14280, 14388, 14824, 15260, 15708, 16786, 17985, 18312, 18530, 19635, 20383, 22236, 22440, 22890, 23980, 25179, 25942, 26180, 27795, 28776, 30520, 31416, 33572, 35970, 37060, 38913, 39270, 40766, 41965, 44472, 45780, 47960, 50358, 51884, 52360, 55590, 61149, 64855, 67144, 71940, 74120, 77826, 78540, 81532, 83930, 91560, 100716, 101915, 103768, 111180, 122298, 125895, 129710, 142681, 143880, 155652, 157080, 163064, 167860, 194565, 201432, 203830, 222360, 244596, 251790, 259420, 285362, 305745, 311304, 335720, 389130, 407660, 428043, 489192, 503580, 518840, 570724, 611490, 713405, 778260, 815320, 856086, 1007160, 1141448, 1222980, 1426810, 1556520, 1712172, 2140215, 2445960, 2853620, 3424344, 4280430, 5707240, 8560860, 17121720]

約数ペア:

[(1, 17121720), (2, 8560860), (3, 5707240), (4, 4280430), (5, 3424344), (6, 2853620), (7, 2445960), (8, 2140215), (10, 1712172), (11, 1556520), (12, 1426810), (14, 1222980), (15, 1141448), (17, 1007160), (20, 856086), (21, 815320), (22, 778260), (24, 713405), (28, 611490), (30, 570724), (33, 518840), (34, 503580), (35, 489192), (40, 428043), (42, 407660), (44, 389130), (51, 335720), (55, 311304), (56, 305745), (60, 285362), (66, 259420), (68, 251790), (70, 244596), (77, 222360), (84, 203830), (85, 201432), (88, 194565), (102, 167860), (105, 163064), (109, 157080), (110, 155652), (119, 143880), (120, 142681), (132, 129710), (136, 125895), (140, 122298), (154, 111180), (165, 103768), (168, 101915), (170, 100716), (187, 91560), (204, 83930), (210, 81532), (218, 78540), (220, 77826), (231, 74120), (238, 71940), (255, 67144), (264, 64855), (280, 61149), (308, 55590), (327, 52360), (330, 51884), (340, 50358), (357, 47960), (374, 45780), (385, 44472), (408, 41965), (420, 40766), (436, 39270), (440, 38913), (462, 37060), (476, 35970), (510, 33572), (545, 31416), (561, 30520), (595, 28776), (616, 27795), (654, 26180), (660, 25942), (680, 25179), (714, 23980), (748, 22890), (763, 22440), (770, 22236), (840, 20383), (872, 19635), (924, 18530), (935, 18312), (952, 17985), (1020, 16786), (1090, 15708), (1122, 15260), (1155, 14824), (1190, 14388), (1199, 14280), (1308, 13090), (1309, 13080), (1320, 12971), (1428, 11990), (1496, 11445), (1526, 11220), (1540, 11118), (1635, 10472), (1785, 9592), (1848, 9265), (1853, 9240), (1870, 9156), (2040, 8393), (2180, 7854), (2244, 7630), (2289, 7480), (2310, 7412), (2380, 7194), (2398, 7140), (2616, 6545), (2618, 6540), (2805, 6104), (2856, 5995), (3052, 5610), (3080, 5559), (3270, 5236), (3570, 4796), (3597, 4760), (3706, 4620), (3740, 4578), (3815, 4488), (3927, 4360)]