68747490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:182

約数の個数: 192

約数和(自身を含む): 222393600

約数和(自身を除く): 153646110

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 42, 45, 49, 51, 63, 70, 85, 90, 98, 102, 105, 119, 126, 131, 147, 153, 170, 210, 238, 245, 255, 262, 294, 306, 315, 343, 357, 393, 441, 490, 510, 595, 630, 655, 686, 714, 735, 765, 786, 833, 882, 917, 1029, 1071, 1179, 1190, 1310, 1470, 1530, 1666, 1715, 1785, 1834, 1965, 2058, 2142, 2205, 2227, 2358, 2499, 2751, 3087, 3430, 3570, 3930, 4165, 4410, 4454, 4585, 4998, 5145, 5355, 5502, 5831, 5895, 6174, 6419, 6681, 7497, 8253, 8330, 9170, 10290, 10710, 11135, 11662, 11790, 12495, 12838, 13362, 13755, 14994, 15435, 15589, 16506, 17493, 19257, 20043, 22270, 24990, 27510, 29155, 30870, 31178, 32095, 33405, 34986, 37485, 38514, 40086, 41265, 44933, 46767, 52479, 57771, 58310, 64190, 66810, 74970, 77945, 82530, 87465, 89866, 93534, 96285, 100215, 104958, 109123, 115542, 134799, 140301, 155890, 174930, 192570, 200430, 218246, 224665, 233835, 262395, 269598, 280602, 288855, 327369, 404397, 449330, 467670, 524790, 545615, 577710, 654738, 673995, 701505, 763861, 808794, 982107, 1091230, 1347990, 1403010, 1527722, 1636845, 1964214, 2021985, 2291583, 3273690, 3819305, 4043970, 4583166, 4910535, 6874749, 7638610, 9821070, 11457915, 13749498, 22915830, 34373745, 68747490]

約数ペア:

[(1, 68747490), (2, 34373745), (3, 22915830), (5, 13749498), (6, 11457915), (7, 9821070), (9, 7638610), (10, 6874749), (14, 4910535), (15, 4583166), (17, 4043970), (18, 3819305), (21, 3273690), (30, 2291583), (34, 2021985), (35, 1964214), (42, 1636845), (45, 1527722), (49, 1403010), (51, 1347990), (63, 1091230), (70, 982107), (85, 808794), (90, 763861), (98, 701505), (102, 673995), (105, 654738), (119, 577710), (126, 545615), (131, 524790), (147, 467670), (153, 449330), (170, 404397), (210, 327369), (238, 288855), (245, 280602), (255, 269598), (262, 262395), (294, 233835), (306, 224665), (315, 218246), (343, 200430), (357, 192570), (393, 174930), (441, 155890), (490, 140301), (510, 134799), (595, 115542), (630, 109123), (655, 104958), (686, 100215), (714, 96285), (735, 93534), (765, 89866), (786, 87465), (833, 82530), (882, 77945), (917, 74970), (1029, 66810), (1071, 64190), (1179, 58310), (1190, 57771), (1310, 52479), (1470, 46767), (1530, 44933), (1666, 41265), (1715, 40086), (1785, 38514), (1834, 37485), (1965, 34986), (2058, 33405), (2142, 32095), (2205, 31178), (2227, 30870), (2358, 29155), (2499, 27510), (2751, 24990), (3087, 22270), (3430, 20043), (3570, 19257), (3930, 17493), (4165, 16506), (4410, 15589), (4454, 15435), (4585, 14994), (4998, 13755), (5145, 13362), (5355, 12838), (5502, 12495), (5831, 11790), (5895, 11662), (6174, 11135), (6419, 10710), (6681, 10290), (7497, 9170), (8253, 8330)]