87870240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:599

約数の個数: 144

約数和(自身を含む): 302702400

約数和(自身を除く): 214832160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 139, 144, 160, 180, 240, 278, 288, 360, 417, 439, 480, 556, 695, 720, 834, 878, 1112, 1251, 1317, 1390, 1440, 1668, 1756, 2085, 2195, 2224, 2502, 2634, 2780, 3336, 3512, 3951, 4170, 4390, 4448, 5004, 5268, 5560, 6255, 6585, 6672, 7024, 7902, 8340, 8780, 10008, 10536, 11120, 12510, 13170, 13344, 14048, 15804, 16680, 17560, 19755, 20016, 21072, 22240, 25020, 26340, 31608, 33360, 35120, 39510, 40032, 42144, 50040, 52680, 61021, 63216, 66720, 70240, 79020, 100080, 105360, 122042, 126432, 158040, 183063, 200160, 210720, 244084, 305105, 316080, 366126, 488168, 549189, 610210, 632160, 732252, 915315, 976336, 1098378, 1220420, 1464504, 1830630, 1952672, 2196756, 2440840, 2745945, 2929008, 3661260, 4393512, 4881680, 5491890, 5858016, 7322520, 8787024, 9763360, 10983780, 14645040, 17574048, 21967560, 29290080, 43935120, 87870240]

約数ペア:

[(1, 87870240), (2, 43935120), (3, 29290080), (4, 21967560), (5, 17574048), (6, 14645040), (8, 10983780), (9, 9763360), (10, 8787024), (12, 7322520), (15, 5858016), (16, 5491890), (18, 4881680), (20, 4393512), (24, 3661260), (30, 2929008), (32, 2745945), (36, 2440840), (40, 2196756), (45, 1952672), (48, 1830630), (60, 1464504), (72, 1220420), (80, 1098378), (90, 976336), (96, 915315), (120, 732252), (139, 632160), (144, 610210), (160, 549189), (180, 488168), (240, 366126), (278, 316080), (288, 305105), (360, 244084), (417, 210720), (439, 200160), (480, 183063), (556, 158040), (695, 126432), (720, 122042), (834, 105360), (878, 100080), (1112, 79020), (1251, 70240), (1317, 66720), (1390, 63216), (1440, 61021), (1668, 52680), (1756, 50040), (2085, 42144), (2195, 40032), (2224, 39510), (2502, 35120), (2634, 33360), (2780, 31608), (3336, 26340), (3512, 25020), (3951, 22240), (4170, 21072), (4390, 20016), (4448, 19755), (5004, 17560), (5268, 16680), (5560, 15804), (6255, 14048), (6585, 13344), (6672, 13170), (7024, 12510), (7902, 11120), (8340, 10536), (8780, 10008)]