30895740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4639}}^1$

素因数の和:4691

約数の個数: 72

約数和(自身を含む): 96270720

約数和(自身を除く): 65374980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 4639, 6660, 9278, 13917, 18556, 23195, 27834, 41751, 46390, 55668, 69585, 83502, 92780, 139170, 167004, 171643, 208755, 278340, 343286, 417510, 514929, 686572, 835020, 858215, 1029858, 1544787, 1716430, 2059716, 2574645, 3089574, 3432860, 5149290, 6179148, 7723935, 10298580, 15447870, 30895740]

約数ペア:

[(1, 30895740), (2, 15447870), (3, 10298580), (4, 7723935), (5, 6179148), (6, 5149290), (9, 3432860), (10, 3089574), (12, 2574645), (15, 2059716), (18, 1716430), (20, 1544787), (30, 1029858), (36, 858215), (37, 835020), (45, 686572), (60, 514929), (74, 417510), (90, 343286), (111, 278340), (148, 208755), (180, 171643), (185, 167004), (222, 139170), (333, 92780), (370, 83502), (444, 69585), (555, 55668), (666, 46390), (740, 41751), (1110, 27834), (1332, 23195), (1665, 18556), (2220, 13917), (3330, 9278), (4639, 6660)]