28540620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3109}}^1$

素因数の和:3144

約数の個数: 96

約数和(自身を含む): 94046400

約数和(自身を除く): 65505780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 306, 340, 459, 510, 540, 612, 765, 918, 1020, 1530, 1836, 2295, 3060, 3109, 4590, 6218, 9180, 9327, 12436, 15545, 18654, 27981, 31090, 37308, 46635, 52853, 55962, 62180, 83943, 93270, 105706, 111924, 139905, 158559, 167886, 186540, 211412, 264265, 279810, 317118, 335772, 419715, 475677, 528530, 559620, 634236, 792795, 839430, 951354, 1057060, 1427031, 1585590, 1678860, 1902708, 2378385, 2854062, 3171180, 4756770, 5708124, 7135155, 9513540, 14270310, 28540620]

約数ペア:

[(1, 28540620), (2, 14270310), (3, 9513540), (4, 7135155), (5, 5708124), (6, 4756770), (9, 3171180), (10, 2854062), (12, 2378385), (15, 1902708), (17, 1678860), (18, 1585590), (20, 1427031), (27, 1057060), (30, 951354), (34, 839430), (36, 792795), (45, 634236), (51, 559620), (54, 528530), (60, 475677), (68, 419715), (85, 335772), (90, 317118), (102, 279810), (108, 264265), (135, 211412), (153, 186540), (170, 167886), (180, 158559), (204, 139905), (255, 111924), (270, 105706), (306, 93270), (340, 83943), (459, 62180), (510, 55962), (540, 52853), (612, 46635), (765, 37308), (918, 31090), (1020, 27981), (1530, 18654), (1836, 15545), (2295, 12436), (3060, 9327), (3109, 9180), (4590, 6218)]