216621900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{21881}}^1$

素因数の和:21912

約数の個数: 108

約数和(自身を含む): 740749464

約数和(自身を除く): 524127564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 30, 33, 36, 44, 45, 50, 55, 60, 66, 75, 90, 99, 100, 110, 132, 150, 165, 180, 198, 220, 225, 275, 300, 330, 396, 450, 495, 550, 660, 825, 900, 990, 1100, 1650, 1980, 2475, 3300, 4950, 9900, 21881, 43762, 65643, 87524, 109405, 131286, 196929, 218810, 240691, 262572, 328215, 393858, 437620, 481382, 547025, 656430, 722073, 787716, 962764, 984645, 1094050, 1203455, 1312860, 1444146, 1641075, 1969290, 2166219, 2188100, 2406910, 2888292, 3282150, 3610365, 3938580, 4332438, 4813820, 4923225, 6017275, 6564300, 7220730, 8664876, 9846450, 10831095, 12034550, 14441460, 18051825, 19692900, 21662190, 24069100, 36103650, 43324380, 54155475, 72207300, 108310950, 216621900]

約数ペア:

[(1, 216621900), (2, 108310950), (3, 72207300), (4, 54155475), (5, 43324380), (6, 36103650), (9, 24069100), (10, 21662190), (11, 19692900), (12, 18051825), (15, 14441460), (18, 12034550), (20, 10831095), (22, 9846450), (25, 8664876), (30, 7220730), (33, 6564300), (36, 6017275), (44, 4923225), (45, 4813820), (50, 4332438), (55, 3938580), (60, 3610365), (66, 3282150), (75, 2888292), (90, 2406910), (99, 2188100), (100, 2166219), (110, 1969290), (132, 1641075), (150, 1444146), (165, 1312860), (180, 1203455), (198, 1094050), (220, 984645), (225, 962764), (275, 787716), (300, 722073), (330, 656430), (396, 547025), (450, 481382), (495, 437620), (550, 393858), (660, 328215), (825, 262572), (900, 240691), (990, 218810), (1100, 196929), (1650, 131286), (1980, 109405), (2475, 87524), (3300, 65643), (4950, 43762), (9900, 21881)]