381353760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{264829}}^1$

素因数の和:264850

約数の個数: 72

約数和(自身を含む): 1301374620

約数和(自身を除く): 920020860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 264829, 529658, 794487, 1059316, 1324145, 1588974, 2118632, 2383461, 2648290, 3177948, 3972435, 4237264, 4766922, 5296580, 6355896, 7944870, 8474528, 9533844, 10593160, 11917305, 12711792, 15889740, 19067688, 21186320, 23834610, 25423584, 31779480, 38135376, 42372640, 47669220, 63558960, 76270752, 95338440, 127117920, 190676880, 381353760]

約数ペア:

[(1, 381353760), (2, 190676880), (3, 127117920), (4, 95338440), (5, 76270752), (6, 63558960), (8, 47669220), (9, 42372640), (10, 38135376), (12, 31779480), (15, 25423584), (16, 23834610), (18, 21186320), (20, 19067688), (24, 15889740), (30, 12711792), (32, 11917305), (36, 10593160), (40, 9533844), (45, 8474528), (48, 7944870), (60, 6355896), (72, 5296580), (80, 4766922), (90, 4237264), (96, 3972435), (120, 3177948), (144, 2648290), (160, 2383461), (180, 2118632), (240, 1588974), (288, 1324145), (360, 1059316), (480, 794487), (720, 529658), (1440, 264829)]