4291920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{1987}}^1$

素因数の和:2009

約数の個数: 80

約数和(自身を含む): 14790720

約数和(自身を除く): 10498800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 1987, 2160, 3974, 5961, 7948, 9935, 11922, 15896, 17883, 19870, 23844, 29805, 31792, 35766, 39740, 47688, 53649, 59610, 71532, 79480, 89415, 95376, 107298, 119220, 143064, 158960, 178830, 214596, 238440, 268245, 286128, 357660, 429192, 476880, 536490, 715320, 858384, 1072980, 1430640, 2145960, 4291920]

約数ペア:

[(1, 4291920), (2, 2145960), (3, 1430640), (4, 1072980), (5, 858384), (6, 715320), (8, 536490), (9, 476880), (10, 429192), (12, 357660), (15, 286128), (16, 268245), (18, 238440), (20, 214596), (24, 178830), (27, 158960), (30, 143064), (36, 119220), (40, 107298), (45, 95376), (48, 89415), (54, 79480), (60, 71532), (72, 59610), (80, 53649), (90, 47688), (108, 39740), (120, 35766), (135, 31792), (144, 29805), (180, 23844), (216, 19870), (240, 17883), (270, 15896), (360, 11922), (432, 9935), (540, 7948), (720, 5961), (1080, 3974), (1987, 2160)]