213658320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4519}}^1$

素因数の和:4732

約数の個数: 80

約数和(自身を含む): 665850240

約数和(自身を除く): 452191920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 197, 240, 394, 591, 788, 985, 1182, 1576, 1970, 2364, 2955, 3152, 3940, 4519, 4728, 5910, 7880, 9038, 9456, 11820, 13557, 15760, 18076, 22595, 23640, 27114, 36152, 45190, 47280, 54228, 67785, 72304, 90380, 108456, 135570, 180760, 216912, 271140, 361520, 542280, 890243, 1084560, 1780486, 2670729, 3560972, 4451215, 5341458, 7121944, 8902430, 10682916, 13353645, 14243888, 17804860, 21365832, 26707290, 35609720, 42731664, 53414580, 71219440, 106829160, 213658320]

約数ペア:

[(1, 213658320), (2, 106829160), (3, 71219440), (4, 53414580), (5, 42731664), (6, 35609720), (8, 26707290), (10, 21365832), (12, 17804860), (15, 14243888), (16, 13353645), (20, 10682916), (24, 8902430), (30, 7121944), (40, 5341458), (48, 4451215), (60, 3560972), (80, 2670729), (120, 1780486), (197, 1084560), (240, 890243), (394, 542280), (591, 361520), (788, 271140), (985, 216912), (1182, 180760), (1576, 135570), (1970, 108456), (2364, 90380), (2955, 72304), (3152, 67785), (3940, 54228), (4519, 47280), (4728, 45190), (5910, 36152), (7880, 27114), (9038, 23640), (9456, 22595), (11820, 18076), (13557, 15760)]