55990440

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1571}}^1$

素因数の和:1605

約数の個数: 160

約数和(自身を含む): 205428960

約数和(自身を除く): 149438520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 132, 135, 162, 165, 180, 198, 216, 220, 264, 270, 297, 324, 330, 360, 396, 405, 440, 495, 540, 594, 648, 660, 792, 810, 891, 990, 1080, 1188, 1320, 1485, 1571, 1620, 1782, 1980, 2376, 2970, 3142, 3240, 3564, 3960, 4455, 4713, 5940, 6284, 7128, 7855, 8910, 9426, 11880, 12568, 14139, 15710, 17281, 17820, 18852, 23565, 28278, 31420, 34562, 35640, 37704, 42417, 47130, 51843, 56556, 62840, 69124, 70695, 84834, 86405, 94260, 103686, 113112, 127251, 138248, 141390, 155529, 169668, 172810, 188520, 207372, 212085, 254502, 259215, 282780, 311058, 339336, 345620, 414744, 424170, 466587, 509004, 518430, 565560, 622116, 636255, 691240, 777645, 848340, 933174, 1018008, 1036860, 1244232, 1272510, 1399761, 1555290, 1696680, 1866348, 2073720, 2332935, 2545020, 2799522, 3110580, 3732696, 4665870, 5090040, 5599044, 6221160, 6998805, 9331740, 11198088, 13997610, 18663480, 27995220, 55990440]

約数ペア:

[(1, 55990440), (2, 27995220), (3, 18663480), (4, 13997610), (5, 11198088), (6, 9331740), (8, 6998805), (9, 6221160), (10, 5599044), (11, 5090040), (12, 4665870), (15, 3732696), (18, 3110580), (20, 2799522), (22, 2545020), (24, 2332935), (27, 2073720), (30, 1866348), (33, 1696680), (36, 1555290), (40, 1399761), (44, 1272510), (45, 1244232), (54, 1036860), (55, 1018008), (60, 933174), (66, 848340), (72, 777645), (81, 691240), (88, 636255), (90, 622116), (99, 565560), (108, 518430), (110, 509004), (120, 466587), (132, 424170), (135, 414744), (162, 345620), (165, 339336), (180, 311058), (198, 282780), (216, 259215), (220, 254502), (264, 212085), (270, 207372), (297, 188520), (324, 172810), (330, 169668), (360, 155529), (396, 141390), (405, 138248), (440, 127251), (495, 113112), (540, 103686), (594, 94260), (648, 86405), (660, 84834), (792, 70695), (810, 69124), (891, 62840), (990, 56556), (1080, 51843), (1188, 47130), (1320, 42417), (1485, 37704), (1571, 35640), (1620, 34562), (1782, 31420), (1980, 28278), (2376, 23565), (2970, 18852), (3142, 17820), (3240, 17281), (3564, 15710), (3960, 14139), (4455, 12568), (4713, 11880), (5940, 9426), (6284, 8910), (7128, 7855)]