215237520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{397}}^1$

素因数の和:670

約数の個数: 160

約数和(自身を含む): 746202240

約数和(自身を除く): 530964720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 251, 270, 360, 397, 432, 502, 540, 720, 753, 794, 1004, 1080, 1191, 1255, 1506, 1588, 1985, 2008, 2160, 2259, 2382, 2510, 3012, 3176, 3573, 3765, 3970, 4016, 4518, 4764, 5020, 5955, 6024, 6352, 6777, 7146, 7530, 7940, 9036, 9528, 10040, 10719, 11295, 11910, 12048, 13554, 14292, 15060, 15880, 17865, 18072, 19056, 20080, 21438, 22590, 23820, 27108, 28584, 30120, 31760, 33885, 35730, 36144, 42876, 45180, 47640, 53595, 54216, 57168, 60240, 67770, 71460, 85752, 90360, 95280, 99647, 107190, 108432, 135540, 142920, 171504, 180720, 199294, 214380, 271080, 285840, 298941, 398588, 428760, 498235, 542160, 597882, 797176, 857520, 896823, 996470, 1195764, 1494705, 1594352, 1793646, 1992940, 2391528, 2690469, 2989410, 3587292, 3985880, 4484115, 4783056, 5380938, 5978820, 7174584, 7971760, 8968230, 10761876, 11957640, 13452345, 14349168, 17936460, 21523752, 23915280, 26904690, 35872920, 43047504, 53809380, 71745840, 107618760, 215237520]

約数ペア:

[(1, 215237520), (2, 107618760), (3, 71745840), (4, 53809380), (5, 43047504), (6, 35872920), (8, 26904690), (9, 23915280), (10, 21523752), (12, 17936460), (15, 14349168), (16, 13452345), (18, 11957640), (20, 10761876), (24, 8968230), (27, 7971760), (30, 7174584), (36, 5978820), (40, 5380938), (45, 4783056), (48, 4484115), (54, 3985880), (60, 3587292), (72, 2989410), (80, 2690469), (90, 2391528), (108, 1992940), (120, 1793646), (135, 1594352), (144, 1494705), (180, 1195764), (216, 996470), (240, 896823), (251, 857520), (270, 797176), (360, 597882), (397, 542160), (432, 498235), (502, 428760), (540, 398588), (720, 298941), (753, 285840), (794, 271080), (1004, 214380), (1080, 199294), (1191, 180720), (1255, 171504), (1506, 142920), (1588, 135540), (1985, 108432), (2008, 107190), (2160, 99647), (2259, 95280), (2382, 90360), (2510, 85752), (3012, 71460), (3176, 67770), (3573, 60240), (3765, 57168), (3970, 54216), (4016, 53595), (4518, 47640), (4764, 45180), (5020, 42876), (5955, 36144), (6024, 35730), (6352, 33885), (6777, 31760), (7146, 30120), (7530, 28584), (7940, 27108), (9036, 23820), (9528, 22590), (10040, 21438), (10719, 20080), (11295, 19056), (11910, 18072), (12048, 17865), (13554, 15880), (14292, 15060)]