257517360

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7013}}^1$

素因数の和:7052

約数の個数: 160

約数和(自身を含む): 939314880

約数和(自身を除く): 681797520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 85, 90, 102, 108, 120, 135, 136, 144, 153, 170, 180, 204, 216, 240, 255, 270, 272, 306, 340, 360, 408, 432, 459, 510, 540, 612, 680, 720, 765, 816, 918, 1020, 1080, 1224, 1360, 1530, 1836, 2040, 2160, 2295, 2448, 3060, 3672, 4080, 4590, 6120, 7013, 7344, 9180, 12240, 14026, 18360, 21039, 28052, 35065, 36720, 42078, 56104, 63117, 70130, 84156, 105195, 112208, 119221, 126234, 140260, 168312, 189351, 210390, 238442, 252468, 280520, 315585, 336624, 357663, 378702, 420780, 476884, 504936, 561040, 596105, 631170, 715326, 757404, 841560, 946755, 953768, 1009872, 1072989, 1192210, 1262340, 1430652, 1514808, 1683120, 1788315, 1893510, 1907536, 2145978, 2384420, 2524680, 2861304, 3029616, 3218967, 3576630, 3787020, 4291956, 4768840, 5049360, 5364945, 5722608, 6437934, 7153260, 7574040, 8583912, 9537680, 10729890, 12875868, 14306520, 15148080, 16094835, 17167824, 21459780, 25751736, 28613040, 32189670, 42919560, 51503472, 64379340, 85839120, 128758680, 257517360]

約数ペア:

[(1, 257517360), (2, 128758680), (3, 85839120), (4, 64379340), (5, 51503472), (6, 42919560), (8, 32189670), (9, 28613040), (10, 25751736), (12, 21459780), (15, 17167824), (16, 16094835), (17, 15148080), (18, 14306520), (20, 12875868), (24, 10729890), (27, 9537680), (30, 8583912), (34, 7574040), (36, 7153260), (40, 6437934), (45, 5722608), (48, 5364945), (51, 5049360), (54, 4768840), (60, 4291956), (68, 3787020), (72, 3576630), (80, 3218967), (85, 3029616), (90, 2861304), (102, 2524680), (108, 2384420), (120, 2145978), (135, 1907536), (136, 1893510), (144, 1788315), (153, 1683120), (170, 1514808), (180, 1430652), (204, 1262340), (216, 1192210), (240, 1072989), (255, 1009872), (270, 953768), (272, 946755), (306, 841560), (340, 757404), (360, 715326), (408, 631170), (432, 596105), (459, 561040), (510, 504936), (540, 476884), (612, 420780), (680, 378702), (720, 357663), (765, 336624), (816, 315585), (918, 280520), (1020, 252468), (1080, 238442), (1224, 210390), (1360, 189351), (1530, 168312), (1836, 140260), (2040, 126234), (2160, 119221), (2295, 112208), (2448, 105195), (3060, 84156), (3672, 70130), (4080, 63117), (4590, 56104), (6120, 42078), (7013, 36720), (7344, 35065), (9180, 28052), (12240, 21039), (14026, 18360)]