18140760

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{509}}^1$

素因数の和:543

約数の個数: 160

約数和(自身を含む): 66646800

約数和(自身を除く): 48506040

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, 509, 540, 594, 648, 660, 792, 810, 891, 990, 1018, 1080, 1188, 1320, 1485, 1527, 1620, 1782, 1980, 2036, 2376, 2545, 2970, 3054, 3240, 3564, 3960, 4072, 4455, 4581, 5090, 5599, 5940, 6108, 7128, 7635, 8910, 9162, 10180, 11198, 11880, 12216, 13743, 15270, 16797, 17820, 18324, 20360, 22396, 22905, 27486, 27995, 30540, 33594, 35640, 36648, 41229, 44792, 45810, 50391, 54972, 55990, 61080, 67188, 68715, 82458, 83985, 91620, 100782, 109944, 111980, 134376, 137430, 151173, 164916, 167970, 183240, 201564, 206145, 223960, 251955, 274860, 302346, 329832, 335940, 403128, 412290, 453519, 503910, 549720, 604692, 671880, 755865, 824580, 907038, 1007820, 1209384, 1511730, 1649160, 1814076, 2015640, 2267595, 3023460, 3628152, 4535190, 6046920, 9070380, 18140760]

約数ペア:

[(1, 18140760), (2, 9070380), (3, 6046920), (4, 4535190), (5, 3628152), (6, 3023460), (8, 2267595), (9, 2015640), (10, 1814076), (11, 1649160), (12, 1511730), (15, 1209384), (18, 1007820), (20, 907038), (22, 824580), (24, 755865), (27, 671880), (30, 604692), (33, 549720), (36, 503910), (40, 453519), (44, 412290), (45, 403128), (54, 335940), (55, 329832), (60, 302346), (66, 274860), (72, 251955), (81, 223960), (88, 206145), (90, 201564), (99, 183240), (108, 167970), (110, 164916), (120, 151173), (132, 137430), (135, 134376), (162, 111980), (165, 109944), (180, 100782), (198, 91620), (216, 83985), (220, 82458), (264, 68715), (270, 67188), (297, 61080), (324, 55990), (330, 54972), (360, 50391), (396, 45810), (405, 44792), (440, 41229), (495, 36648), (509, 35640), (540, 33594), (594, 30540), (648, 27995), (660, 27486), (792, 22905), (810, 22396), (891, 20360), (990, 18324), (1018, 17820), (1080, 16797), (1188, 15270), (1320, 13743), (1485, 12216), (1527, 11880), (1620, 11198), (1782, 10180), (1980, 9162), (2036, 8910), (2376, 7635), (2545, 7128), (2970, 6108), (3054, 5940), (3240, 5599), (3564, 5090), (3960, 4581), (4072, 4455)]