71567280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1949}}^1$

素因数の和:1988

約数の個数: 160

約数和(自身を含む): 261144000

約数和(自身を除く): 189576720

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, 1949, 2040, 2160, 2295, 2448, 3060, 3672, 3898, 4080, 4590, 5847, 6120, 7344, 7796, 9180, 9745, 11694, 12240, 15592, 17541, 18360, 19490, 23388, 29235, 31184, 33133, 35082, 36720, 38980, 46776, 52623, 58470, 66266, 70164, 77960, 87705, 93552, 99399, 105246, 116940, 132532, 140328, 155920, 165665, 175410, 198798, 210492, 233880, 263115, 265064, 280656, 298197, 331330, 350820, 397596, 420984, 467760, 496995, 526230, 530128, 596394, 662660, 701640, 795192, 841968, 894591, 993990, 1052460, 1192788, 1325320, 1403280, 1490985, 1590384, 1789182, 1987980, 2104920, 2385576, 2650640, 2981970, 3578364, 3975960, 4209840, 4472955, 4771152, 5963940, 7156728, 7951920, 8945910, 11927880, 14313456, 17891820, 23855760, 35783640, 71567280]

約数ペア:

[(1, 71567280), (2, 35783640), (3, 23855760), (4, 17891820), (5, 14313456), (6, 11927880), (8, 8945910), (9, 7951920), (10, 7156728), (12, 5963940), (15, 4771152), (16, 4472955), (17, 4209840), (18, 3975960), (20, 3578364), (24, 2981970), (27, 2650640), (30, 2385576), (34, 2104920), (36, 1987980), (40, 1789182), (45, 1590384), (48, 1490985), (51, 1403280), (54, 1325320), (60, 1192788), (68, 1052460), (72, 993990), (80, 894591), (85, 841968), (90, 795192), (102, 701640), (108, 662660), (120, 596394), (135, 530128), (136, 526230), (144, 496995), (153, 467760), (170, 420984), (180, 397596), (204, 350820), (216, 331330), (240, 298197), (255, 280656), (270, 265064), (272, 263115), (306, 233880), (340, 210492), (360, 198798), (408, 175410), (432, 165665), (459, 155920), (510, 140328), (540, 132532), (612, 116940), (680, 105246), (720, 99399), (765, 93552), (816, 87705), (918, 77960), (1020, 70164), (1080, 66266), (1224, 58470), (1360, 52623), (1530, 46776), (1836, 38980), (1949, 36720), (2040, 35082), (2160, 33133), (2295, 31184), (2448, 29235), (3060, 23388), (3672, 19490), (3898, 18360), (4080, 17541), (4590, 15592), (5847, 12240), (6120, 11694), (7344, 9745), (7796, 9180)]