15457920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:202

約数の個数: 128

約数和(自身を含む): 50379840

約数和(自身を除く): 34921920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 83, 96, 97, 120, 128, 160, 166, 192, 194, 240, 249, 291, 320, 332, 384, 388, 415, 480, 485, 498, 582, 640, 664, 776, 830, 960, 970, 996, 1164, 1245, 1328, 1455, 1552, 1660, 1920, 1940, 1992, 2328, 2490, 2656, 2910, 3104, 3320, 3880, 3984, 4656, 4980, 5312, 5820, 6208, 6640, 7760, 7968, 8051, 9312, 9960, 10624, 11640, 12416, 13280, 15520, 15936, 16102, 18624, 19920, 23280, 24153, 26560, 31040, 31872, 32204, 37248, 39840, 40255, 46560, 48306, 53120, 62080, 64408, 79680, 80510, 93120, 96612, 120765, 128816, 159360, 161020, 186240, 193224, 241530, 257632, 322040, 386448, 483060, 515264, 644080, 772896, 966120, 1030528, 1288160, 1545792, 1932240, 2576320, 3091584, 3864480, 5152640, 7728960, 15457920]

約数ペア:

[(1, 15457920), (2, 7728960), (3, 5152640), (4, 3864480), (5, 3091584), (6, 2576320), (8, 1932240), (10, 1545792), (12, 1288160), (15, 1030528), (16, 966120), (20, 772896), (24, 644080), (30, 515264), (32, 483060), (40, 386448), (48, 322040), (60, 257632), (64, 241530), (80, 193224), (83, 186240), (96, 161020), (97, 159360), (120, 128816), (128, 120765), (160, 96612), (166, 93120), (192, 80510), (194, 79680), (240, 64408), (249, 62080), (291, 53120), (320, 48306), (332, 46560), (384, 40255), (388, 39840), (415, 37248), (480, 32204), (485, 31872), (498, 31040), (582, 26560), (640, 24153), (664, 23280), (776, 19920), (830, 18624), (960, 16102), (970, 15936), (996, 15520), (1164, 13280), (1245, 12416), (1328, 11640), (1455, 10624), (1552, 9960), (1660, 9312), (1920, 8051), (1940, 7968), (1992, 7760), (2328, 6640), (2490, 6208), (2656, 5820), (2910, 5312), (3104, 4980), (3320, 4656), (3880, 3984)]