19368960

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:138

約数の個数: 176

約数和(自身を含む): 67403616

約数和(自身を除く): 48034656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 97, 104, 120, 128, 130, 156, 160, 192, 194, 195, 208, 240, 256, 260, 291, 312, 320, 384, 388, 390, 416, 480, 485, 512, 520, 582, 624, 640, 768, 776, 780, 832, 960, 970, 1024, 1040, 1164, 1248, 1261, 1280, 1455, 1536, 1552, 1560, 1664, 1920, 1940, 2080, 2328, 2496, 2522, 2560, 2910, 3072, 3104, 3120, 3328, 3783, 3840, 3880, 4160, 4656, 4992, 5044, 5120, 5820, 6208, 6240, 6305, 6656, 7566, 7680, 7760, 8320, 9312, 9984, 10088, 11640, 12416, 12480, 12610, 13312, 15132, 15360, 15520, 16640, 18624, 18915, 19968, 20176, 23280, 24832, 24960, 25220, 30264, 31040, 33280, 37248, 37830, 39936, 40352, 46560, 49664, 49920, 50440, 60528, 62080, 66560, 74496, 75660, 80704, 93120, 99328, 99840, 100880, 121056, 124160, 148992, 151320, 161408, 186240, 199680, 201760, 242112, 248320, 297984, 302640, 322816, 372480, 403520, 484224, 496640, 605280, 645632, 744960, 807040, 968448, 1210560, 1291264, 1489920, 1614080, 1936896, 2421120, 3228160, 3873792, 4842240, 6456320, 9684480, 19368960]

約数ペア:

[(1, 19368960), (2, 9684480), (3, 6456320), (4, 4842240), (5, 3873792), (6, 3228160), (8, 2421120), (10, 1936896), (12, 1614080), (13, 1489920), (15, 1291264), (16, 1210560), (20, 968448), (24, 807040), (26, 744960), (30, 645632), (32, 605280), (39, 496640), (40, 484224), (48, 403520), (52, 372480), (60, 322816), (64, 302640), (65, 297984), (78, 248320), (80, 242112), (96, 201760), (97, 199680), (104, 186240), (120, 161408), (128, 151320), (130, 148992), (156, 124160), (160, 121056), (192, 100880), (194, 99840), (195, 99328), (208, 93120), (240, 80704), (256, 75660), (260, 74496), (291, 66560), (312, 62080), (320, 60528), (384, 50440), (388, 49920), (390, 49664), (416, 46560), (480, 40352), (485, 39936), (512, 37830), (520, 37248), (582, 33280), (624, 31040), (640, 30264), (768, 25220), (776, 24960), (780, 24832), (832, 23280), (960, 20176), (970, 19968), (1024, 18915), (1040, 18624), (1164, 16640), (1248, 15520), (1261, 15360), (1280, 15132), (1455, 13312), (1536, 12610), (1552, 12480), (1560, 12416), (1664, 11640), (1920, 10088), (1940, 9984), (2080, 9312), (2328, 8320), (2496, 7760), (2522, 7680), (2560, 7566), (2910, 6656), (3072, 6305), (3104, 6240), (3120, 6208), (3328, 5820), (3783, 5120), (3840, 5044), (3880, 4992), (4160, 4656)]