85572720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:424

約数の個数: 160

約数和(自身を含む): 297748800

約数和(自身を除く): 212176080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 173, 180, 216, 229, 240, 270, 346, 360, 432, 458, 519, 540, 687, 692, 720, 865, 916, 1038, 1080, 1145, 1374, 1384, 1557, 1730, 1832, 2061, 2076, 2160, 2290, 2595, 2748, 2768, 3114, 3435, 3460, 3664, 4122, 4152, 4580, 4671, 5190, 5496, 6183, 6228, 6870, 6920, 7785, 8244, 8304, 9160, 9342, 10305, 10380, 10992, 12366, 12456, 13740, 13840, 15570, 16488, 18320, 18684, 20610, 20760, 23355, 24732, 24912, 27480, 30915, 31140, 32976, 37368, 39617, 41220, 41520, 46710, 49464, 54960, 61830, 62280, 74736, 79234, 82440, 93420, 98928, 118851, 123660, 124560, 158468, 164880, 186840, 198085, 237702, 247320, 316936, 356553, 373680, 396170, 475404, 494640, 594255, 633872, 713106, 792340, 950808, 1069659, 1188510, 1426212, 1584680, 1782765, 1901616, 2139318, 2377020, 2852424, 3169360, 3565530, 4278636, 4754040, 5348295, 5704848, 7131060, 8557272, 9508080, 10696590, 14262120, 17114544, 21393180, 28524240, 42786360, 85572720]

約数ペア:

[(1, 85572720), (2, 42786360), (3, 28524240), (4, 21393180), (5, 17114544), (6, 14262120), (8, 10696590), (9, 9508080), (10, 8557272), (12, 7131060), (15, 5704848), (16, 5348295), (18, 4754040), (20, 4278636), (24, 3565530), (27, 3169360), (30, 2852424), (36, 2377020), (40, 2139318), (45, 1901616), (48, 1782765), (54, 1584680), (60, 1426212), (72, 1188510), (80, 1069659), (90, 950808), (108, 792340), (120, 713106), (135, 633872), (144, 594255), (173, 494640), (180, 475404), (216, 396170), (229, 373680), (240, 356553), (270, 316936), (346, 247320), (360, 237702), (432, 198085), (458, 186840), (519, 164880), (540, 158468), (687, 124560), (692, 123660), (720, 118851), (865, 98928), (916, 93420), (1038, 82440), (1080, 79234), (1145, 74736), (1374, 62280), (1384, 61830), (1557, 54960), (1730, 49464), (1832, 46710), (2061, 41520), (2076, 41220), (2160, 39617), (2290, 37368), (2595, 32976), (2748, 31140), (2768, 30915), (3114, 27480), (3435, 24912), (3460, 24732), (3664, 23355), (4122, 20760), (4152, 20610), (4580, 18684), (4671, 18320), (5190, 16488), (5496, 15570), (6183, 13840), (6228, 13740), (6870, 12456), (6920, 12366), (7785, 10992), (8244, 10380), (8304, 10305), (9160, 9342)]