7721910

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:147

約数の個数: 144

約数和(自身を含む): 24968736

約数和(自身を除く): 17246826

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, 103, 105, 119, 126, 147, 153, 170, 206, 210, 238, 245, 255, 294, 306, 309, 315, 357, 441, 490, 510, 515, 595, 618, 630, 714, 721, 735, 765, 833, 882, 927, 1030, 1071, 1190, 1442, 1470, 1530, 1545, 1666, 1751, 1785, 1854, 2142, 2163, 2205, 2499, 3090, 3502, 3570, 3605, 4165, 4326, 4410, 4635, 4998, 5047, 5253, 5355, 6489, 7210, 7497, 8330, 8755, 9270, 10094, 10506, 10710, 10815, 12257, 12495, 12978, 14994, 15141, 15759, 17510, 21630, 24514, 24990, 25235, 26265, 30282, 31518, 32445, 36771, 37485, 45423, 50470, 52530, 61285, 64890, 73542, 74970, 75705, 78795, 85799, 90846, 110313, 122570, 151410, 157590, 171598, 183855, 220626, 227115, 257397, 367710, 428995, 454230, 514794, 551565, 772191, 857990, 1103130, 1286985, 1544382, 2573970, 3860955, 7721910]

約数ペア:

[(1, 7721910), (2, 3860955), (3, 2573970), (5, 1544382), (6, 1286985), (7, 1103130), (9, 857990), (10, 772191), (14, 551565), (15, 514794), (17, 454230), (18, 428995), (21, 367710), (30, 257397), (34, 227115), (35, 220626), (42, 183855), (45, 171598), (49, 157590), (51, 151410), (63, 122570), (70, 110313), (85, 90846), (90, 85799), (98, 78795), (102, 75705), (103, 74970), (105, 73542), (119, 64890), (126, 61285), (147, 52530), (153, 50470), (170, 45423), (206, 37485), (210, 36771), (238, 32445), (245, 31518), (255, 30282), (294, 26265), (306, 25235), (309, 24990), (315, 24514), (357, 21630), (441, 17510), (490, 15759), (510, 15141), (515, 14994), (595, 12978), (618, 12495), (630, 12257), (714, 10815), (721, 10710), (735, 10506), (765, 10094), (833, 9270), (882, 8755), (927, 8330), (1030, 7497), (1071, 7210), (1190, 6489), (1442, 5355), (1470, 5253), (1530, 5047), (1545, 4998), (1666, 4635), (1751, 4410), (1785, 4326), (1854, 4165), (2142, 3605), (2163, 3570), (2205, 3502), (2499, 3090)]