7780050

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:154

約数の個数: 120

約数和(自身を含む): 23091156

約数和(自身を除く): 15311106

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 27, 30, 34, 45, 50, 51, 54, 75, 81, 85, 90, 102, 113, 135, 150, 153, 162, 170, 225, 226, 255, 270, 306, 339, 405, 425, 450, 459, 510, 565, 675, 678, 765, 810, 850, 918, 1017, 1130, 1275, 1350, 1377, 1530, 1695, 1921, 2025, 2034, 2295, 2550, 2754, 2825, 3051, 3390, 3825, 3842, 4050, 4590, 5085, 5650, 5763, 6102, 6885, 7650, 8475, 9153, 9605, 10170, 11475, 11526, 13770, 15255, 16950, 17289, 18306, 19210, 22950, 25425, 28815, 30510, 34425, 34578, 45765, 48025, 50850, 51867, 57630, 68850, 76275, 86445, 91530, 96050, 103734, 144075, 152550, 155601, 172890, 228825, 259335, 288150, 311202, 432225, 457650, 518670, 778005, 864450, 1296675, 1556010, 2593350, 3890025, 7780050]

約数ペア:

[(1, 7780050), (2, 3890025), (3, 2593350), (5, 1556010), (6, 1296675), (9, 864450), (10, 778005), (15, 518670), (17, 457650), (18, 432225), (25, 311202), (27, 288150), (30, 259335), (34, 228825), (45, 172890), (50, 155601), (51, 152550), (54, 144075), (75, 103734), (81, 96050), (85, 91530), (90, 86445), (102, 76275), (113, 68850), (135, 57630), (150, 51867), (153, 50850), (162, 48025), (170, 45765), (225, 34578), (226, 34425), (255, 30510), (270, 28815), (306, 25425), (339, 22950), (405, 19210), (425, 18306), (450, 17289), (459, 16950), (510, 15255), (565, 13770), (675, 11526), (678, 11475), (765, 10170), (810, 9605), (850, 9153), (918, 8475), (1017, 7650), (1130, 6885), (1275, 6102), (1350, 5763), (1377, 5650), (1530, 5085), (1695, 4590), (1921, 4050), (2025, 3842), (2034, 3825), (2295, 3390), (2550, 3051), (2754, 2825)]