18819469680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7128587}}^1$

素因数の和:7128614

約数の個数: 80

約数和(自身を含む): 63644033664

約数和(自身を除く): 44824563984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 7128587, 14257174, 21385761, 28514348, 35642935, 42771522, 57028696, 71285870, 78414457, 85543044, 106928805, 114057392, 142571740, 156828914, 171086088, 213857610, 235243371, 285143480, 313657828, 342172176, 392072285, 427715220, 470486742, 570286960, 627315656, 784144570, 855430440, 940973484, 1176216855, 1254631312, 1568289140, 1710860880, 1881946968, 2352433710, 3136578280, 3763893936, 4704867420, 6273156560, 9409734840, 18819469680]

約数ペア:

[(1, 18819469680), (2, 9409734840), (3, 6273156560), (4, 4704867420), (5, 3763893936), (6, 3136578280), (8, 2352433710), (10, 1881946968), (11, 1710860880), (12, 1568289140), (15, 1254631312), (16, 1176216855), (20, 940973484), (22, 855430440), (24, 784144570), (30, 627315656), (33, 570286960), (40, 470486742), (44, 427715220), (48, 392072285), (55, 342172176), (60, 313657828), (66, 285143480), (80, 235243371), (88, 213857610), (110, 171086088), (120, 156828914), (132, 142571740), (165, 114057392), (176, 106928805), (220, 85543044), (240, 78414457), (264, 71285870), (330, 57028696), (440, 42771522), (528, 35642935), (660, 28514348), (880, 21385761), (1320, 14257174), (2640, 7128587)]