7852990890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{739}}^1$

素因数の和:1052

約数の個数: 128

約数和(自身を含む): 20169676800

約数和(自身を除く): 12316685910

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 103, 114, 181, 190, 206, 285, 309, 362, 515, 543, 570, 618, 739, 905, 1030, 1086, 1478, 1545, 1810, 1957, 2217, 2715, 3090, 3439, 3695, 3914, 4434, 5430, 5871, 6878, 7390, 9785, 10317, 11085, 11742, 14041, 17195, 18643, 19570, 20634, 22170, 28082, 29355, 34390, 37286, 42123, 51585, 55929, 58710, 70205, 76117, 84246, 93215, 103170, 111858, 133759, 140410, 152234, 186430, 210615, 228351, 267518, 279645, 354217, 380585, 401277, 421230, 456702, 559290, 668795, 708434, 761170, 802554, 1062651, 1141755, 1337590, 1446223, 1771085, 2006385, 2125302, 2283510, 2541421, 2892446, 3542170, 4012770, 4338669, 5082842, 5313255, 7231115, 7624263, 8677338, 10626510, 12707105, 13777177, 14462230, 15248526, 21693345, 25414210, 27554354, 38121315, 41331531, 43386690, 68885885, 76242630, 82663062, 137771770, 206657655, 261766363, 413315310, 523532726, 785299089, 1308831815, 1570598178, 2617663630, 3926495445, 7852990890]

約数ペア:

[(1, 7852990890), (2, 3926495445), (3, 2617663630), (5, 1570598178), (6, 1308831815), (10, 785299089), (15, 523532726), (19, 413315310), (30, 261766363), (38, 206657655), (57, 137771770), (95, 82663062), (103, 76242630), (114, 68885885), (181, 43386690), (190, 41331531), (206, 38121315), (285, 27554354), (309, 25414210), (362, 21693345), (515, 15248526), (543, 14462230), (570, 13777177), (618, 12707105), (739, 10626510), (905, 8677338), (1030, 7624263), (1086, 7231115), (1478, 5313255), (1545, 5082842), (1810, 4338669), (1957, 4012770), (2217, 3542170), (2715, 2892446), (3090, 2541421), (3439, 2283510), (3695, 2125302), (3914, 2006385), (4434, 1771085), (5430, 1446223), (5871, 1337590), (6878, 1141755), (7390, 1062651), (9785, 802554), (10317, 761170), (11085, 708434), (11742, 668795), (14041, 559290), (17195, 456702), (18643, 421230), (19570, 401277), (20634, 380585), (22170, 354217), (28082, 279645), (29355, 267518), (34390, 228351), (37286, 210615), (42123, 186430), (51585, 152234), (55929, 140410), (58710, 133759), (70205, 111858), (76117, 103170), (84246, 93215)]